{"title":"Filtrete","description":"\u003cp\u003eBrowse our full Filtrete range for building supplies and furnace filters. Free UK delivery and free 30-day returns as standard.\u003c\/p\u003e","products":[{"product_id":"filtrete-16x25x5-air-filter-merv-11-mpr-1000-2-pack-pleated-electrostatic-4-31in-thick","title":"Filtrete 16x25x5 Air Filter MERV 11 MPR 1000 — 2-Pack Pleated Electrostatic, 4.31in Thick","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 16x25x5 MPR 1000 (MERV 11) is a pleated electrostatic HVAC filter sold as a 2-pack that captures a wide range of household particles while fitting Lennox media air cleaners and systems requiring a 4.31-inch-thick filter.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Filtrete furnace and AC filter, manufactured by 3M, uses the brand’s multi-layer filtration technology to trap microscopic and larger airborne matter while maintaining airflow for home heating and cooling systems. Each cartridge is labeled with its actual dimensions (15.63 x 24.74 x 4.31 inches) and designed for use up to 12 months depending on household conditions. Certified by GreenCircle for recycled content and recognized by independent asthma and allergy testing, this MPR 1000\/MERV 11 option balances particle capture with system compatibility.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve indoor air quality?\u003c\/h3\u003e\n\u003cp\u003eThe combination of MPR 1000 and MERV 11 ratings targets both fine and larger particles commonly found indoors. It pulls in pet hair residues, smoke byproducts, pollen, mold spores, and general household dust, reducing the number of particulates circulating through your HVAC system. The pleated electrostatic design increases surface area for trapping contaminants while permitting steady airflow.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures microparticles including some 0.3–1 micron sizes per industry testing standards\u003c\/li\u003e\n  \u003cli\u003eTraps larger debris such as lint and pollen on pleated media\u003c\/li\u003e\n  \u003cli\u003eDesigned to let adequate airflow through while collecting contaminants\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my Lennox or standard HVAC system?\u003c\/h3\u003e\n\u003cp\u003eYes — this Filtrete product is intended to fit systems that accept thicker media filters; its actual thickness measures 4.31 inches, so confirm your unit supports that depth. The package is a two-filter set, each with the listed actual dimensions, making it suitable where the system calls for a 5-inch or larger filter slot. Always check your equipment manual for filter depth compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual dimensions: 15.63 x 24.74 x 4.31 inches each\u003c\/li\u003e\n  \u003cli\u003eCompatible with Lennox brand media air cleaners and many HVAC units that accept 4+ inch filters\u003c\/li\u003e\n  \u003cli\u003eSold as a convenient 2-pack for year-round coverage in many homes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace these filters and how can I remember?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends changing this thicker home HVAC filter at least once every 12 months under typical conditions, though high-usage households or those with pets may need more frequent replacements. For easier scheduling, the Filtrete Smart App offers reminders set to 90-, 180-, or 365-day intervals, helping you maintain peak performance and protect system efficiency. Inspect the filter periodically and replace sooner if visibly dirty or airflow is reduced.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard guidance: replace at least once every 12 months\u003c\/li\u003e\n  \u003cli\u003eUse Filtrete Smart App to set change reminders (iOS and Android)\u003c\/li\u003e\n  \u003cli\u003eCheck sooner in homes with pets, smokers, or heavy dust\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat certifications and environmental features does this filter have?\u003c\/h3\u003e\n\u003cp\u003eThis Filtrete filter contains verified recycled materials and has been audited for content by a third party. It also carries certification for asthma and allergy-friendly design from applicable testing organizations, indicating its suitability for homes seeking reduced allergen burden. These attributes reflect both performance and sustainability considerations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVerified to contain at least 50% recycled content by GreenCircle Certified\u003c\/li\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly by relevant testing groups\u003c\/li\u003e\n  \u003cli\u003eBacked by Filtrete’s reputation as a leading North American HVAC filter brand\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Homeowners and renters with furnaces, air conditioners, or whole-home HVAC systems that accept a filter depth of about 4.31 inches who want stronger particle capture than basic filters provide. It’s a practical choice for families with pets, residences in urban or high-pollen areas, or anyone seeking a balance of filtration efficiency, certified recycled content, and reminder tools to keep replacements on schedule.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the exact dimensions of each filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Each filter measures 15.63 x 24.74 x 4.31 inches (actual size), sold as a 2-pack.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace Filtrete 16x25x5 MPR 1000 filters?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace at least once every 12 months; inspect sooner for pets, smokers, or heavy dust.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54581371863379,"sku":"B0BVXJG134","price":137.43,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-2-pack.jpg?v=1786636309"},{"product_id":"filtrete-20x25x5-air-filter-merv-11-mpr-1000-2-pack-pleated-electrostatic-for-lennox-home-hvac","title":"Filtrete 20x25x5 Air Filter MERV 11 (MPR 1000) 2-Pack — Pleated Electrostatic for Lennox \u0026 Home HVAC","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x25x5 MERV 11 (MPR 1000) air filters are pleated, electrostatic HVAC filters in a 2-pack designed to capture a wide range of household particles while fitting systems that call for a 4.31\"–5\" thick filter.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Filtrete 2-pack (actual size 19.63 x 24.75 x 4.31 inches) brings the brand’s 3-in-1 filtration technology to residential furnaces, air conditioners and media air cleaners such as Lennox-compatible units. The filters are rated MPR 1000 and MERV 11, engineered to attract and trap both larger debris—like lint, pollen and pet hair—and many smaller airborne particles present in home HVAC airflow. They arrive pleated and electrostatically charged to improve particle capture while maintaining airflow for typical home systems when replaced at recommended intervals.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter help with everyday airborne particles?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1000 pleated design and electrostatic charge help catch a broad spectrum of particles that circulate through home ducts. While not a medical device, it reduces many common particulates so less dust settles on surfaces and less debris flows through HVAC components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures large particles: lint, pollen, household dust and mold spores.\u003c\/li\u003e\n  \u003cli\u003eReduces many smaller particles: pet dander and smoke-related particulates.\u003c\/li\u003e\n  \u003cli\u003ePleated media offers increased surface area for trapping particles.\u003c\/li\u003e\n  \u003cli\u003eElectrostatic charge enhances capture efficiency without a large airflow penalty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my Lennox or other HVAC media air cleaner?\u003c\/h3\u003e\n\u003cp\u003eThis Filtrete item is designed to fit systems specifying a 4.31\" (approx. 5\" nominal) filter thickness and works in installations that accept the actual dimensions of 19.63 x 24.75 x 4.31 inches. Check your system’s required filter size and depth before purchasing to ensure compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual dimensions listed to avoid size confusion with nominal sizing.\u003c\/li\u003e\n  \u003cli\u003eCompatible with Lennox brand media air cleaners and similar HVAC setups.\u003c\/li\u003e\n  \u003cli\u003eIntended for home furnaces and air conditioners that accept 4\"+ media filters.\u003c\/li\u003e\n  \u003cli\u003eSold as a convenient 2-pack for staggered replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change a 5-inch Filtrete furnace filter?\u003c\/h3\u003e\n\u003cp\u003eFor steady, reliable performance of your heating and cooling equipment, replace this 4.31\" Filtrete filter at least once every 12 months under normal residential conditions. More frequent changes are advisable in homes with pets, smokers, high dust, or allergy concerns.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard recommendation: change at least once per 12 months.\u003c\/li\u003e\n  \u003cli\u003eIncrease frequency if household has pets, smokers, or heavy dust.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to set 90-, 180-, or 365-day reminders.\u003c\/li\u003e\n  \u003cli\u003eRegular replacement helps maintain airflow and HVAC efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance ratings and certifications does this filter carry?\u003c\/h3\u003e\n\u003cp\u003eThe filter combines an MPR 1000 designation with a MERV 11 rating, reflecting its tested particle-capture ability under common HVAC test standards. It is also certified by an asthma and allergy-friendly program, indicating independent testing for reduced allergen presence in airflow—though it is not a medical treatment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMPR 1000 and MERV 11 indicate higher-than-basic particle capture capability.\u003c\/li\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly by an independent program.\u003c\/li\u003e\n  \u003cli\u003ePerformance based on industry-standard testing (ASHRAE 52.2 for particle ranges).\u003c\/li\u003e\n  \u003cli\u003eFiltrete is noted as a trusted North American HVAC filter brand.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: homeowners and renters with HVAC systems or media air cleaners (including Lennox-compatible units) looking for a durable pleated electrostatic filter that balances particle capture and airflow. Choose this 2-pack if you prefer filters with clear actual dimensions, a higher MPR\/MERV classification than basic filters, and the convenience of app reminders for timely replacement.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the exact dimensions of this Filtrete filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The actual size is 19.63 x 24.75 x 4.31 inches; it’s sold as a 2-pack.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace the 20x25x5 Filtrete filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace at least every 12 months under normal conditions; more often with pets, smokers, or heavy dust.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54581372027219,"sku":"B0BVXDDZH7","price":166.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-2-pack_5600b9ab-e705-4b3d-a5ab-8f2792f745fc.jpg?v=1786636313"},{"product_id":"filtrete-20x25x4-air-filter-merv-12-mpr-1550-2-pack-4-inch-pleated-electrostatic-asthma-allergy-friendly","title":"Filtrete 20x25x4 Air Filter MERV 12 MPR 1550 2-Pack — 4-inch Pleated Electrostatic, Asthma \u0026 Allergy Friendly","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x25x4 MPR 1550 is a 2-pack pleated electrostatic air filter (actual size 19.88 x 24.63 x 4.31 in) with MERV 12 performance designed to capture a wide range of household particles while fitting many Honeywell and AprilAire systems.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Filtrete filter, made by 3M, combines high-efficiency media and electrostatic charge to trap both large and very small particles as air flows through your furnace or HVAC system. With an MPR 1550 and MERV 12 rating, it is engineered for year‑round residential use and is certified asthma \u0026amp; allergy friendly. The package contains two 4-inch filters and is sized to fit systems that accept filters with a thickness of 4.31 inches or larger; actual dimensions are printed on the filter frame to avoid confusion with nominal sizes.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve indoor air quality for everyday homes?\u003c\/h3\u003e\n\n\u003cp\u003eThe Filtrete MPR 1550 filter captures a broad spectrum of particles, from visible dust and pollen to many submicron contaminants. Its pleated, electrostatically charged media increases surface area and attracts particles as air passes through, reducing the amount of airborne irritants circulating in living spaces.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures up to 50% of very small particles (0.3–1 micron) per ASHRAE test standards.\u003c\/li\u003e\n  \u003cli\u003eTraps lint, pet dander, pollen, smoke and smog efficiently.\u003c\/li\u003e\n  \u003cli\u003ePleated 4-inch depth provides extended life versus thinner filters.\u003c\/li\u003e\n  \u003cli\u003eElectrostatic pull helps retain particles rather than letting them pass through.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my furnace, AC or media air cleaner?\u003c\/h3\u003e\n\n\u003cp\u003eUse the actual filter dimensions—19.88 x 24.63 x 4.31 inches—when selecting a replacement; this product is sold as a 2-pack. It is compatible with many systems that accept 4-inch filters and is specifically designed to fit Honeywell and AprilAire Space‑Gard style media air cleaners and similar housings that allow 4.31\" thickness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck your equipment’s required size; this is slightly different than nominal 20x25x4 sizing.\u003c\/li\u003e\n  \u003cli\u003eFits systems that accept 4.31\" or larger filter depth.\u003c\/li\u003e\n  \u003cli\u003eIntended for residential furnace, AC and HVAC use only.\u003c\/li\u003e\n  \u003cli\u003eTwo filters in the pack give you a year-plus of coverage in many installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change a Filtrete 4-inch MPR 1550 filter?\u003c\/h3\u003e\n\n\u003cp\u003eFiltrete recommends replacing this 4-inch filter at least once every 12 months for optimal HVAC performance, though actual replacement frequency depends on household conditions and runtime. High dust loads, pets, or heavy pollen seasons can shorten service life, so check the filter visually and use the Filtrete Smart App reminders if you prefer automated alerts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMinimum recommended change: every 12 months under typical residential use.\u003c\/li\u003e\n  \u003cli\u003eConsider earlier replacement in homes with smokers, pets, or high outdoor pollution.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App for 90-, 180-, or 365-day change reminders.\u003c\/li\u003e\n  \u003cli\u003eInspect the pleats for visible dirt buildup to confirm replacement timing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this filter certified for allergy and asthma concerns?\u003c\/h3\u003e\n\n\u003cp\u003eThe Filtrete MPR 1550 is certified asthma \u0026amp; allergy friendly, meeting standards intended to reduce common household triggers. While no filter guarantees elimination of all allergens, this product is engineered to capture many typical airborne particles that can exacerbate symptoms, adding an extra layer of protection when combined with other household measures.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCertified asthma \u0026amp; allergy friendly to recognized testing criteria.\u003c\/li\u003e\n  \u003cli\u003eMERV 12 performance targets both larger and smaller airborne particles.\u003c\/li\u003e\n  \u003cli\u003eBest used as part of a broader indoor air strategy—ventilation, cleaning, and maintenance.\u003c\/li\u003e\n  \u003cli\u003eDesigned for residential environments, not for specialized medical or industrial use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this filter best for? Homeowners and renters who want higher-efficiency HVAC filtration without changing their system design will benefit most from the Filtrete 20x25x4 MPR 1550 2-pack. It’s a strong option for households with pets, seasonal allergies, or city pollution seeking a balance of particle capture and airflow. Verify your equipment accepts the actual 19.88 x 24.63 x 4.31 inch dimensions before ordering; if you need more frequent filtration changes, consider keeping replacement timing flexible based on visual inspection and household conditions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this filter fit a nominal 20x25x4 slot?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This Filtrete’s actual size is 19.88 x 24.63 x 4.31 inches; confirm your housing accepts 4.31\" depth before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace the Filtrete MPR 1550 4-inch filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace at least once every 12 months under typical use; change sooner with pets, heavy dust, or high runtime.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54581634105683,"sku":"B09RQCWV3L","price":166.76,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-2pack.jpg?v=1786639198"},{"product_id":"filtrete-hvac-air-filter-16x25x4-merv-12-mpr-1550-2-pack-pleated-electrostatic-asthma-allergy-friendly","title":"Filtrete HVAC Air Filter 16x25x4 MERV 12 (MPR 1550) 2-Pack — Pleated Electrostatic, Asthma \u0026 Allergy Friendly","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 16x25x4 MERV 12 (MPR 1550) is a 2-pack pleated electrostatic HVAC air filter designed to trap a wide range of indoor particles while maintaining airflow in residential furnaces and air conditioners.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis two-pack of Filtrete 16x25x4 filters (actual size 15.88 x 24.56 x 4.31 inches) combines the brand’s 3-in-1 filter technology with a high MPR 1550 and MERV 12 rating to reduce common indoor contaminants. Made by 3M, these pleated electrostatic filters are certified asthma \u0026amp; allergy-friendly and intended for 12-month use in compatible HVAC systems. They fit many major brands such as Lennox, Honeywell, Carrier, Bryant and others that accept a 4-inch media filter.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this Filtrete filter improve my home's air?\u003c\/h3\u003e\n\u003cp\u003eThe filter captures both large and very small particles from the air that passes through your HVAC system, helping reduce dust, pollen, pet dander, smoke and some bacteria-sized particles. Its electrostatic media attracts and holds particles, while the pleated design increases surface area for longer life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh MPR 1550 rating targets microscopic particles down to 0.3–1 micron.\u003c\/li\u003e\n  \u003cli\u003eMERV 12 classifies it for efficient residential particulate capture.\u003c\/li\u003e\n  \u003cli\u003ePleated construction provides greater dust-holding capacity than flat filters.\u003c\/li\u003e\n  \u003cli\u003eElectrostatic charge enhances capture of smoke, pet dander, and pollen.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these filters fit my furnace or air conditioner?\u003c\/h3\u003e\n\u003cp\u003eThe pack lists nominal 16x25x4 but the actual dimensions are 15.88 x 24.56 x 4.31 inches—measure your filter slot before purchasing. They’re compatible with media air cleaners and housings from many manufacturers that accept 4-inch filters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for systems calling for a 4.31\" filter thickness or larger.\u003c\/li\u003e\n  \u003cli\u003eCompatible with brands like Lennox, Honeywell, Carrier and Bryant.\u003c\/li\u003e\n  \u003cli\u003eSold as a convenient 2-pack for staggered replacement schedules.\u003c\/li\u003e\n  \u003cli\u003eCheck your unit’s manual for filter orientation and airflow direction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change these 4-inch Filtrete filters?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends changing this 4-inch filter at least once every 12 months under normal residential conditions; heavier pollution or households with pets may require more frequent replacement. Use the Filtrete Smart App to set reminders at 90, 180 or 365 days to help maintain peak performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard guideline: replace annually for typical use.\u003c\/li\u003e\n  \u003cli\u003eConsider more frequent changes in smoky or high-pet environments.\u003c\/li\u003e\n  \u003cli\u003eApp reminders can help you track replacement intervals easily.\u003c\/li\u003e\n  \u003cli\u003eRegular changes help preserve HVAC efficiency and airflow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat certifications and performance claims apply to this product?\u003c\/h3\u003e\n\u003cp\u003eThis Filtrete model carries an asthma \u0026amp; allergy-friendly certification and has undergone industry-standard testing for particle capture efficiency. Filtrete bases capture percentages on ASHRAE 52.2 testing for submicron particles; the product is part of Filtrete’s trusted residential filter lineup.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCertified asthma \u0026amp; allergy-friendly by an independent program.\u003c\/li\u003e\n  \u003cli\u003ePerformance metrics based on ASHRAE 52.2 standardized testing.\u003c\/li\u003e\n  \u003cli\u003eFiltrete Brand recognized in North American residential HVAC surveys.\u003c\/li\u003e\n  \u003cli\u003eCombines electrostatic media and pleated design for balanced performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters with central HVAC systems who want a balance of strong particle capture and maintained airflow will benefit most from Filtrete 16x25x4 MERV 12 (MPR 1550) 2-pack filters. They are suited to families with seasonal allergies, pet owners, and anyone seeking a certified filter solution that fits many common furnace and AC housings. If you need higher airflow sensitivity (thin cabinet slots) or medical-grade filtration, review your system requirements and consider alternative MERV levels.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these filters truly 16x25x4?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They are sold as 16x25x4 nominal size; actual measurements are 15.88 x 24.56 x 4.31 inches—measure your slot before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace the Filtrete 4-inch filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace at least once every 12 months for typical homes; change more often in smoky or high-pet environments.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54581634203987,"sku":"B09RQBQ776","price":138.64,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-view.jpg?v=1786639203"},{"product_id":"filtrete-20x25x1-air-filter-merv-11-mpr-1000-6-pack-pleated-1-filters-for-allergens-pet-dander-3-month-life","title":"Filtrete 20x25x1 Air Filter MERV 11 (MPR 1000) — 6-Pack Pleated 1\" Filters for Allergens \u0026 Pet Dander, 3-Month Life","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x25x1 MERV 11 (MPR 1000) 6-pack is a set of pleated 1\" HVAC filters engineered to capture allergens, pet dander and many microparticles while maintaining reliable airflow for three months per filter.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters from 3M combine pleated construction with the brand’s multi-stage filtration design to remove a wide range of common household particles from the air that circulates through your furnace or air conditioner. Each filter in this six-pack measures 19.68 x 24.68 x 0.81 inches actual size and is rated MPR 1000 and MERV 11, striking a balance between particle capture and system compatibility. Replace every 90 days for best performance, or use the Filtrete Smart App to scan the barcode and create replacement reminders.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this Filtrete filter reduce airborne allergens in my home?\u003c\/h3\u003e\n\u003cp\u003eThe filter’s fibrous pleated media captures both large and many smaller particles, lowering the concentration of common irritants that circulate through HVAC systems. Certified asthma and allergy-friendly, it is designed to trap dust, pollen, pet dander and similar contaminants.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMERV 11 and MPR 1000 rating for robust particle capture\u003c\/li\u003e\n  \u003cli\u003ePleated media increases surface area to trap more particles\u003c\/li\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly for added reassurance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these filters work without restricting airflow or harming my HVAC system?\u003c\/h3\u003e\n\u003cp\u003eFiltrete balances filtration efficiency with airflow to keep most residential furnaces and air conditioners running as intended. The 1\" pleated design is compatible with standard housings, but always check your HVAC manufacturer’s filter specifications before installing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for typical residential HVAC systems and 1\" slots\u003c\/li\u003e\n  \u003cli\u003ePleated design maintains airflow while improving capture\u003c\/li\u003e\n  \u003cli\u003eReplace every 90 days to avoid excess loading and airflow issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change these filters and how can I remember?\u003c\/h3\u003e\n\u003cp\u003eReplace each filter approximately every three months under normal household conditions to preserve filtration performance and system efficiency. For convenience, use the Filtrete Smart App to scan a filter barcode and set 30-, 60- or 90-day reminders so you get notified when it’s time to swap filters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecommended change interval: every 90 days\u003c\/li\u003e\n  \u003cli\u003eSmart App reminder setup via barcode scanning\u003c\/li\u003e\n  \u003cli\u003eMore frequent changes recommended in high-dust or pet-heavy environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat particles and contaminants does this MERV 11 filter capture?\u003c\/h3\u003e\n\u003cp\u003eThe MERV 11\/MPR 1000 performance captures a broad range of household particles, including visible debris and many fine particulates. It helps reduce smoke, smog-related particles, pet dander, lint and pollen passing through your HVAC system.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEffective on pollen, dust, lint and pet dander\u003c\/li\u003e\n  \u003cli\u003eReduces many microparticles in the 0.3–1.0 micron range\u003c\/li\u003e\n  \u003cli\u003eAlso captures larger airborne particles before they recirculate\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Homeowners and renters seeking a reliable, mid-to-high efficiency 1\" filter that balances particle removal and system compatibility will find this Filtrete 6-pack useful. It’s a good match for households with pets or seasonal allergies that want an easy-to-install, certified option with digital reminder support. Verify your system accepts 1\" filters and consider more frequent replacement if you have heavy dust, multiple pets, or local air quality concerns.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this Filtrete filter compatible with standard 1\" HVAC slots?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. These filters are 1\" pleated and fit standard 1\" housings; confirm your system accepts 1\" filters before installing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does each filter last under normal use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Each filter is designed for up to 90 days of typical residential use; replace sooner in high-dust or pet-heavy homes.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54581764718931,"sku":"B07FNXPKYS","price":140.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-20x25x1.jpg?v=1786640777"},{"product_id":"filtrete-16x20x1-air-filters-merv-11-mpr-1000-6-pack-pleated-hvac-filters-90-day-life","title":"Filtrete 16x20x1 Air Filters MERV 11 (MPR 1000) – 6-Pack Pleated HVAC Filters, 90-Day Life","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 16x20x1 MERV 11 (MPR 1000) HVAC air filters — a six-pack of pleated 1-inch filters engineered to trap household dust, pet dander, smoke and many smaller airborne particles while maintaining airflow for heating and cooling systems.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters, made by 3M, combine pleated media and Filtrete 3-in-1 technology to balance particle capture with system efficiency. Each 16x20x1 filter carries an MPR 1000 rating and a MERV 11 classification, designed for routine residential use in furnaces, air handlers and central air-conditioner systems. The six-pack supply simplifies seasonal upkeep, and the Filtrete Smart App can help you set reminders so filters are replaced on schedule.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the Filtrete 16x20x1 MERV 11 filter help keep indoor air cleaner?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1000 pleated media captures a broad mix of particle sizes, from large visible dust and lint to many microparticles in the 0.3–1.0 micron range. It reduces the amount of airborne material that circulates through your HVAC, contributing to a fresher-feeling home environment without significantly restricting airflow when used as recommended.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures pet dander, pollen, lint and household dust.\u003c\/li\u003e\n  \u003cli\u003eReduces smoke and smog-related microparticles compared to lower-rated filters.\u003c\/li\u003e\n  \u003cli\u003ePleated design increases surface area for longer service life up to 90 days.\u003c\/li\u003e\n  \u003cli\u003eBalances filtration with HVAC airflow for typical residential systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhen should I replace these filters and how long do they last?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends changing a 1-inch pleated filter every 90 days under normal conditions to maintain performance and airflow. Homes with pets, smokers, high dust, or allergy sufferers may need changes more frequently—every 30 to 60 days—depending on visible buildup and system performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard guidance: replace at least every 90 days.\u003c\/li\u003e\n  \u003cli\u003eHeavy-use homes: consider 30–60 day changes.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to scan packaging barcode and set reminders.\u003c\/li\u003e\n  \u003cli\u003eInspect monthly for visible clogging or airflow reduction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter work with my furnace or central air system?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete 16x20x1 fits systems designed for 1-inch filters and is suitable for many residential furnaces, packaged units and air conditioners. Always check your HVAC manufacturer’s recommended filter size and MERV limits before installing; some equipment may specify a maximum filter efficiency for proper airflow and warranty compliance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for 1-inch filter slots common in residential systems.\u003c\/li\u003e\n  \u003cli\u003eCheck your unit’s size and MERV compatibility before use.\u003c\/li\u003e\n  \u003cli\u003eOffers a balance of filtration and airflow for typical home HVAC setups.\u003c\/li\u003e\n  \u003cli\u003eEasy to install: slide into existing filter rack following airflow arrow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat certifications or standards should I know about?\u003c\/h3\u003e\n\u003cp\u003eThis Filtrete product carries a MPR 1000 rating and is classified as MERV 11, indicating elevated capture of smaller particles compared with lower-rated filters. It is also certified as asthma and allergy-friendly in relevant testing programs, and Filtrete is a recognized brand in residential HVAC filtration.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMPR 1000 — indicates microparticle performance rating.\u003c\/li\u003e\n  \u003cli\u003eMERV 11 — captures many particles in the 0.3–10 micron range.\u003c\/li\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly by the applicable program noted on packaging.\u003c\/li\u003e\n  \u003cli\u003ePackaging may list the product name as Allergens \u0026amp; Pet Dander (update from Allergen Defense).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Homeowners who want a reliable, mid-to-high efficiency filter for routine HVAC maintenance will find these Filtrete 16x20x1 MERV 11 filters useful. They suit households with pets, seasonal pollen concerns, or those seeking better particle capture than basic fiberglass filters while preserving system airflow. Buying a six-pack supports scheduled replacements for several seasons and pairs with the Filtrete Smart App for convenient change reminders.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is MERV 11 too restrictive for my home HVAC system?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: MERV 11 is suitable for most residential systems, but check your HVAC manual for maximum recommended MERV ratings to ensure proper airflow and warranty compliance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use one filter for the whole 90 days in a home with pets?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Homes with pets often require more frequent changes; inspect monthly and consider replacing every 30–60 days if you see visible buildup.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54581764751699,"sku":"B07FP5X2S3","price":137.4,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-16x20x1-merv11.jpg?v=1786640781"},{"product_id":"filtrete-20x20x1-furnace-hvac-air-filter-mpr-1000-merv-11-6-pack-pleated-electrostatic-3-month-life","title":"Filtrete 20x20x1 Furnace\/HVAC Air Filter MPR 1000 (MERV 11) — 6-Pack Pleated Electrostatic, 3-Month Life","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x20x1 MPR 1000 (MERV 11) is a pleated, electrostatic 1-inch HVAC filter designed to trap a wide range of household particles for up to 90 days per filter.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis 6-pack of Filtrete filters from 3M combines pleated construction with electrostatic attraction to capture both large debris and many smaller microscopic contaminants without unduly restricting airflow. Each panel filter measures an actual 19.69 x 19.69 x 0.81 inches and is intended for standard furnace, air conditioner, or HVAC return grilles. The filters carry an MPR 1000 rating (equivalent to MERV 11) and are intended for routine replacement every three months under normal home conditions.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this Filtrete filter fit my HVAC or furnace?\u003c\/h3\u003e\n\n\u003cp\u003eThe filter is nominally 20x20x1 but the actual dimensions are 19.69 x 19.69 x 0.81 inches, so it fits common 1-inch filter slots for residential systems. Always confirm your system’s required size before purchasing to ensure a correct, sealed fit and proper airflow.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eActual dimensions: 19.69 x 19.69 x 0.81 in — sized for standard 20x20x1 slots.\u003c\/li\u003e\n  \u003cli\u003eWorks with most furnaces, air conditioners and central HVAC return grilles.\u003c\/li\u003e\n  \u003cli\u003eReplace every 90 days for typical residential use; check monthly if conditions are dusty or if you have pets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat particles will this MPR 1000 (MERV 11) filter capture?\u003c\/h3\u003e\n\n\u003cp\u003eWith MPR 1000 and a MERV 11-level performance, this Filtrete filter captures a wide range of airborne material, from household dust and pollen to finer particles like pet dander and some smoke particulates. The electrostatic treatment enhances the media’s ability to attract and hold microparticles as air passes through.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCaptures large particles like lint, pollen and dust.\u003c\/li\u003e\n  \u003cli\u003eAttracts and retains microparticles such as pet dander, smoke and smog.\u003c\/li\u003e\n  \u003cli\u003ePleated media increases surface area for longer effective life compared to flat or fiberglass filters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter affect my system’s airflow or energy use?\u003c\/h3\u003e\n\n\u003cp\u003eFiltrete’s 3-in-1 design balances filtration and airflow for typical residential systems; however, any filter will slightly increase resistance as it collects debris. Replacing the filter every three months helps maintain efficient system operation and avoids the energy losses associated with a clogged filter.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePleated design offers filtration without severely restricting airflow when changed per schedule.\u003c\/li\u003e\n  \u003cli\u003eA clogged filter reduces airflow and forces the system to work harder—regular changes prevent this.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart app to set reminders so you don’t overlook timely replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I keep track of when to replace these Filtrete filters?\u003c\/h3\u003e\n\n\u003cp\u003eFiltrete supports simple replacement reminders via the Filtrete Smart app: scan the barcode, choose a 30\/60\/90-day countdown, and receive a notification when it’s time to swap filters. Visual inspection monthly is still useful—if the media looks dirty, change it sooner.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eScan the package barcode in the Filtrete Smart app to set an automated replacement countdown.\u003c\/li\u003e\n  \u003cli\u003eChoose 30, 60 or 90-day reminder intervals depending on household conditions.\u003c\/li\u003e\n  \u003cli\u003eInspect the filter monthly and replace earlier if heavily soiled or if pets\/allergies increase load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners looking for a step up from basic fiberglass filters who want reliable particle capture without moving to thicker, specialty cartridge filters. It’s a practical choice for typical single-family homes, apartments, or anyone who wants improved removal of pollen, dust, pet dander and smoke particulates on a regular three-month maintenance cycle. Not intended for industrial use—sized and rated for residential HVAC systems.\u003c\/p\u003e\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace a Filtrete 20x20x1 MPR 1000 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 90 days under normal conditions; inspect monthly and change sooner if heavily soiled or with pets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does MPR 1000 equal MERV 11 performance?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—MPR 1000 corresponds to roughly MERV 11, capturing a broad range of household particles including fine microparticles.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54581764784467,"sku":"B07FP6131L","price":158.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-package-20x20x1.jpg?v=1786640779"},{"product_id":"filtrete-20x30x1-furnace-air-filter-6-pack-mpr-1000-merv-11-1-inch-pleated-3-month","title":"Filtrete 20x30x1 Furnace Air Filter 6-Pack — MPR 1000 (MERV 11), 1-Inch Pleated, 3-Month","description":"\u003cb\u003eFiltrete 20x30x1 MPR 1000 is a pleated 1-inch electrostatic HVAC filter that captures a wide range of household particles while maintaining steady airflow for up to 90 days.\u003c\/b\u003e\n\n\u003cp\u003eEngineered by 3M, this Filtrete air filter combines an electrostatic charge with pleated media to trap both large debris and many microparticles commonly found indoors. With an MPR 1000 rating (roughly equivalent to MERV 11 performance for many particle sizes), the filter is intended for residential furnaces, air handlers and central air conditioners. It balances particle capture and airflow so your HVAC system can operate efficiently without undue strain when replaced on schedule.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve indoor air quality?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1000 uses charged microfibers to attract and hold particles that standard fiberglass or washable filters often miss. It captures visible contaminants like lint and pollen as well as smaller irritants such as pet dander and smoke-related particles, reducing what recirculates through your home.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectrostatic pleated media traps both large and fine particles\u003c\/li\u003e\n  \u003cli\u003eMPR 1000 rating targets microparticles down to fine smoke and dander\u003c\/li\u003e\n  \u003cli\u003ePleated design increases surface area for longer effective life\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change the Filtrete 20x30x1 MPR 1000?\u003c\/h3\u003e\n\u003cp\u003eThis 1-inch filter is sized for a three-month service life under typical residential conditions. Homes with pets, smokers, or high dust loads may require more frequent changes; Filtrete recommends replacing the filter at least every 90 days for optimal performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard replacement interval: up to 90 days\u003c\/li\u003e\n  \u003cli\u003eHigh dust\/pet or smoker homes: check monthly and replace sooner if dirty\u003c\/li\u003e\n  \u003cli\u003eUse Filtrete Smart app barcode scan to set change reminders\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter affect my HVAC system’s performance?\u003c\/h3\u003e\n\u003cp\u003eFiltrete designs its pleated filters to balance particle capture and airflow so your heating and cooling system doesn't work harder than necessary. When installed correctly and replaced on schedule, the filter helps protect internal components while maintaining efficient airflow; a clogged or overdue filter, however, can reduce airflow and increase system energy use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePleated construction gives more filtering media without restricting airflow\u003c\/li\u003e\n  \u003cli\u003eRegular changes help prevent reduced system efficiency and higher energy use\u003c\/li\u003e\n  \u003cli\u003eRecommended for residential HVAC systems compatible with 1-inch filters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat size and options are available for different homes?\u003c\/h3\u003e\n\u003cp\u003eThis listing is for the 20 x 30 x 1 (actual 19.81 x 29.81 x 0.81 in) size sold as a six-pack, intended for common furnace and air handler slots. Filtrete also offers higher and lower MPR levels and thicker filter depths if you need greater particle capture or longer service intervals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eThis pack: six 20x30x1 pleated filters (actual size provided)\u003c\/li\u003e\n  \u003cli\u003eAvailable MPR choices: 1000, 1200, 1550 for different capture goals\u003c\/li\u003e\n  \u003cli\u003eAlso offered in 4-inch and 5-inch thick options for extended life\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this filter best for? Homeowners who want a reliable, mid-to-high level residential air filter that captures both visible debris and many smaller particles without dramatically increasing resistance in typical HVAC systems. It’s a practical choice for families with pets, seasonal allergies, or anyone looking to reduce indoor dust and airborne particles while keeping maintenance simple with three-month change cycles and app-based reminders.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is MPR 1000 the same as MERV 11?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: MPR 1000 aligns closely with MERV 11 performance for many particle sizes, indicating strong capture of fine particles while allowing efficient airflow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this 1-inch Filtrete filter in any HVAC system?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use in residential furnace and central AC systems sized for 1-inch filters; confirm your unit’s filter slot dimensions before purchasing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54581764850003,"sku":"B07FP5X4HB","price":173.41,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-20x30x1.jpg?v=1786640780"},{"product_id":"filtrete-16x25x1-air-filter-6-pack-merv-11-mpr-1000-1-pleated-for-furnaces-ac","title":"Filtrete 16x25x1 Air Filter — 6-Pack MERV 11 (MPR 1000), 1\" Pleated for Furnaces \u0026 AC","description":"\u003cstrong\u003eFiltrete 16x25x1 MERV 11 (MPR 1000) 6-pack is a pleated HVAC air filter set designed to trap a wide range of household particles while allowing efficient airflow over three-month intervals.\u003c\/strong\u003e\n\n\u003cp\u003eThese Filtrete filters from 3M use a multi-layer electrostatic media to capture both large debris and finer microparticles, offering balanced air cleaning for furnaces, central air conditioners and split HVAC systems. Each thin, pleated 1-inch filter is rated MPR 1000 and MERV 11, which means it targets common indoor contaminants such as dust, pollen, pet dander and smoke particles while maintaining system efficiency when replaced on schedule.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these filters affect my heating and cooling system’s airflow?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete 1-inch pleated design preserves airflow better than highly restrictive filters while still trapping many airborne particles. Regular replacement—typically every 90 days—keeps resistance low so fans and coils run effectively and reduces strain on your HVAC components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1-inch pleat profile for balanced airflow and filtration\u003c\/li\u003e\n  \u003cli\u003eMERV 11 rating filters fine particles without extreme pressure drop\u003c\/li\u003e\n  \u003cli\u003eRecommended change interval: every 30–90 days depending on use and environment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kinds of particles will these MPR 1000 filters capture?\u003c\/h3\u003e\n\u003cp\u003eWith an MPR 1000 score and MERV 11 performance, these filters capture a broad size range from visible dust and pollen to many smaller microparticles. They help reduce airborne pet dander, lint and some smoke or smog components that commonly circulate in homes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLarge particles: lint, household dust and pollen\u003c\/li\u003e\n  \u003cli\u003eSmaller particles: pet dander and some smoke or smog residues\u003c\/li\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly manufacturing process\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change these filters and how can I remember?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends replacing the 1-inch pleated filter at least every 90 days for typical household use. If you have indoor pets, live in a high-allergen area, or run your system continuously, check or replace filters more frequently.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard guidance: replace at least every 90 days\u003c\/li\u003e\n  \u003cli\u003eHigh-use or allergen-prone homes: inspect monthly, replace sooner as needed\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to scan packaging and set 30\/60\/90-day reminders\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these filters work in my furnace, air conditioner, or HVAC system?\u003c\/h3\u003e\n\u003cp\u003eYes — the 16x25x1 Filtrete pleated filters are compatible with most furnaces, central air systems and other HVAC setups that accept 1-inch filters. Always verify your system’s filter slot dimensions and airflow direction before installing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSize: 16 x 25 x 1 inch standard fit for many residential units\u003c\/li\u003e\n  \u003cli\u003eUniversal use: suitable for furnaces, central AC, and heat pumps with 1\" filter slots\u003c\/li\u003e\n  \u003cli\u003eCheck arrow on frame for correct airflow orientation during installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Filtrete 16x25x1 MERV 11 (MPR 1000) 6-pack is intended for homeowners and renters who want stronger particle capture than basic fiberglass filters without significantly increasing HVAC strain. It’s a good fit for households with pets, seasonal pollen exposure, or anyone seeking a reliable, app-reminder-friendly filter to maintain cleaner indoor air and steady system performance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does one Filtrete 16x25x1 filter last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Typically up to 90 days for average homes; replace sooner in high-use or pet-heavy households.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this MERV 11 filter fit my HVAC unit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It fits systems that accept 1-inch filters sized 16x25x1; check your unit’s filter slot and airflow arrow.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54581764948307,"sku":"B07FP5X3JM","price":141.43,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-16x25x1.jpg?v=1786640780"},{"product_id":"filtrete-14x24x1-air-filter-merv-11-mpr-1000-6-pack-pleated-1-hvac-filters-for-allergens-pet-dander-90-day-life","title":"Filtrete 14x24x1 Air Filter MERV 11 (MPR 1000) 6-Pack — Pleated 1\" HVAC Filters for Allergens \u0026 Pet Dander, 90-Day Life","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 14x24x1 MERV 11 (MPR 1000) is a 6-pack of pleated 1\" HVAC filters designed to capture allergens, pet dander and many microparticles while preserving reliable airflow for 90-day use.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis set of six Filtrete filters (actual size 13.68 x 23.68 x 0.81 in) combines Filtrete’s 3-in-1 media technology with a MPR 1000 and MERV 11 rating to trap a wide range of airborne particles that pass through your furnace, air conditioner or whole-home HVAC system. Each filter is built for a typical three-month run time and can be tracked through the Filtrete Smart App by scanning the barcode on the package to set replacement reminders.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter balance particle capture with airflow?\u003c\/h3\u003e\n\u003cp\u003eFiltrete’s engineered pleated media is designed to trap many small and larger particles while maintaining the airflow your HVAC system needs to run efficiently. The MPR 1000 and MERV 11 rating indicate stronger collection of microparticles compared to lower-rated disposable filters, without creating excessive resistance when installed correctly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePleated 1\" media for larger surface area and sustained airflow\u003c\/li\u003e\n  \u003cli\u003eMPR 1000 rating targets microparticles in the 0.3–1.0 micron range\u003c\/li\u003e\n  \u003cli\u003eMERV 11 capacity improves capture of fine particles versus basic filters\u003c\/li\u003e\n  \u003cli\u003eReplace every 90 days to keep airflow and performance consistent\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat particles will these filters help reduce in my home?\u003c\/h3\u003e\n\u003cp\u003eThese filters are formulated to capture a wide assortment of airborne contaminants that commonly circulate through household HVAC systems. They pick up visible debris like dust and lint as well as smaller particulates such as smoke, smog residues and pet dander that are harder to remove with lower-rated filters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLarge particles: household dust, lint and visible debris\u003c\/li\u003e\n  \u003cli\u003ePollen and common outdoor allergens tracked indoors\u003c\/li\u003e\n  \u003cli\u003eMicroparticles: pet dander, smoke and smog-related particulates\u003c\/li\u003e\n  \u003cli\u003eCertified asthma \u0026amp; allergy-friendly labeling for indoor comfort considerations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install and maintain the Filtrete 14x24x1 filters?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward—slide the filter into the HVAC slot following the airflow arrow printed on the frame. For consistent performance, check the filter every 30 days and replace it at least every 90 days or sooner in homes with heavy pet use, smokers, or allergy concerns.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMatch filter size and arrow direction to your HVAC housing\u003c\/li\u003e\n  \u003cli\u003eCreate reminders via the Filtrete Smart App by scanning the package barcode\u003c\/li\u003e\n  \u003cli\u003eInspect monthly; replace every 90 days or earlier if visibly soiled\u003c\/li\u003e\n  \u003cli\u003eDispose of used filters per local waste guidelines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy choose a 6-pack of Filtrete filters instead of single replacements?\u003c\/h3\u003e\n\u003cp\u003eBuying a six-pack ensures you have enough filters for regular scheduled changes across seasons, often saving time and reducing the chance of running your system on a clogged filter. Having replacements on hand helps maintain consistent HVAC efficiency and indoor air handling without last-minute shopping trips.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eProvides filters for approximately 18 months of standard 90-day cycles\u003c\/li\u003e\n  \u003cli\u003eConvenience of bulk supply—less frequent reorder needs\u003c\/li\u003e\n  \u003cli\u003eConsistent performance across replacements; all filters from same production batch\u003c\/li\u003e\n  \u003cli\u003eCompatible with furnaces, air conditioners and whole-home HVAC systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Homeowners and renters who run central heating or cooling systems and want a reliable, mid-to-high efficiency disposable filter that captures both visible and many invisible particles — especially households with pets, seasonal allergies, or urban air concerns. These Filtrete 14x24x1 MERV 11 (MPR 1000) filters suit anyone who prefers scheduled maintenance, easy Smart App reminders, and the convenience of a six-pack supply to keep indoor air handling consistent.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace the Filtrete 14x24x1 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 90 days under normal conditions; check monthly and change sooner if visibly dirty or with heavy pets or smokers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this filter fit my HVAC system?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This filter fits housings that accept 14x24x1 filters; actual dimensions are 13.68 x 23.68 x 0.81 in, so verify your slot size before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54581764981075,"sku":"B07FPB8Q8G","price":154.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-14x24x1.jpg?v=1786640778"},{"product_id":"filtrete-16x20x4-furnace-air-filter-mpr-1550-merv-12-2-pack-electrostatic-4-31in-depth","title":"Filtrete 16x20x4 Furnace Air Filter MPR 1550 MERV 12 — 2-Pack Electrostatic, 4.31in Depth","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 16x20x4 MPR 1550 (MERV 12) is a 2-pack electrostatic HVAC filter designed to trap a wide range of airborne particles while maintaining airflow for year-long home use.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Filtrete pack by 3M combines a high MPR (1550) and MERV 12 performance in a 4.31-inch depth, engineered to fit systems that accept larger filters such as Honeywell, Lennox, and Carrier media units. The pleated, electrostatic media captures fine particles like pollen, smoke, pet dander, and many submicron contaminants while allowing efficient air movement through furnaces, air handlers, and air conditioners. Replace once per year for consistent performance and use the Filtrete Smart App to set reminders for filter changes.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter reduce indoor particles during daily use?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete 16x20x4 uses layered electrostatic media engineered to attract and hold particles across a range of sizes. Its MPR 1550 and MERV 12 ratings indicate stronger efficiency for small and mid-sized particles compared with standard fiberglass filters, so more contaminants are retained within the pleats instead of circulating in the home.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures many small particles including some down to submicron sizes.\u003c\/li\u003e\n  \u003cli\u003eTraps larger particles such as dust, lint and pollen in outer layers.\u003c\/li\u003e\n  \u003cli\u003eElectrostatic charge helps pull particles into the media fibers.\u003c\/li\u003e\n  \u003cli\u003ePleated 4.31\" depth increases surface area for longer life and capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my furnace or HVAC unit?\u003c\/h3\u003e\n\u003cp\u003eMeasure your filter slot and confirm your system supports a thick media filter (this product’s actual size is 15.88 x 19.88 x 4.31 inches). It’s compatible with many media-compatible housings and commonly used brands like Lennox, Honeywell and Carrier when they call for a 4-inch or larger depth filter.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual dimensions: 15.88\" x 19.88\" x 4.31\" — not nominal size.\u003c\/li\u003e\n  \u003cli\u003eFits systems designed for 4-inch media filters or larger housings.\u003c\/li\u003e\n  \u003cli\u003eCompatible with most media air cleaners from major HVAC brands.\u003c\/li\u003e\n  \u003cli\u003eSold as a 2-pack for two replacement cycles or two units.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change a 4-inch Filtrete filter to keep performance steady?\u003c\/h3\u003e\n\u003cp\u003eFor typical residential conditions, this 4-inch filter is designed to be replaced about once every 12 months, assuming normal household dust and usage. Use the Filtrete Smart App to schedule reminders at 90-, 180-, or 365-day intervals so you don’t forget.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecommended replacement interval: at least once every 12 months under normal conditions.\u003c\/li\u003e\n  \u003cli\u003eChange sooner if you have pets, heavy dust, renovations, or high pollen seasons.\u003c\/li\u003e\n  \u003cli\u003eApp reminders available via Filtrete Smart App for timely swaps.\u003c\/li\u003e\n  \u003cli\u003eInspect visually for excessive dirt or airflow reduction between changes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance can I expect without making medical claims?\u003c\/h3\u003e\n\u003cp\u003eThe filter is engineered to capture a notable share of airborne particulates—both smaller and larger sizes—thereby reducing the amount of material circulating through your HVAC system. It’s certified asthma and allergy-friendly, and its ratings help you compare expected particle-trapping capability against other filters without promising health outcomes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMPR 1550 \u0026amp; MERV 12 reflect improved capture of small and mid-sized particles.\u003c\/li\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly by relevant certifying bodies.\u003c\/li\u003e\n  \u003cli\u003eTested using industry-standard methods for particle capture efficiency.\u003c\/li\u003e\n  \u003cli\u003eDesigned to balance filtration with system airflow and longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters with furnaces or air handlers that accept 4-inch media filters who want higher-efficiency particle capture without frequent replacements. Ideal for households with pets, seasonal allergies, or anyone who prefers a hands-off annual replacement cycle and app reminders. Also suited for buyers using Lennox, Honeywell, Carrier, or other compatible media housings who need a reliable, pleated electrostatic filter in a 2-pack.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this Filtrete filter the exact size listed on the box?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No—the actual dimensions are 15.88 x 19.88 x 4.31 inches; check your slot accommodates a 4-inch (or larger) media filter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does one filter typically last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Under normal residential use, expect about 12 months per 4-inch filter; change sooner with pets, renovations, or heavy dust.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54582029844819,"sku":"B086DYVPW2","price":135.69,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-16x20x4.jpg?v=1786642780"},{"product_id":"filtrete-filtro-de-aire-20x24x1-merv-11-mpr-1000-pack-de-4-3-meses-para-alergias-y-pelo-de-mascotas","title":"Filtrete 20x24x1 Air Filter 4-Pack — MERV 11 (MPR 1000) Pleated 1-Inch Filters for Allergens \u0026 Pet Dander, 3-Month","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x24x1 MERV 11 (MPR 1000) air filters are a 4-pack of 1-inch pleated HVAC filters designed to trap a wide range of household particles—pet dander, smoke, pollen and dust—while keeping steady airflow for three-month use.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters, made by 3M, pair a MPR 1000 rating with MERV 11 performance to capture many microparticles between 0.3 and 1.0 microns as well as larger debris. Each pack contains four replacement filters sized to the actual dimensions of 19.68 x 23.68 x 0.81 inches (marketed as 20x24x1). The pleated design balances particle capture with system airflow, and you can track replacement timing using the Filtrete Smart App by scanning the barcode to set 30-, 60- or 90-day reminders.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these Filtrete filters reduce visible dust and household allergens?\u003c\/h3\u003e\n\u003cp\u003eThe combination of Filtrete’s 3-in-1 pleated media and a MERV 11 \/ MPR 1000 rating helps collect larger particles like lint and pollen as well as many smaller particles such as pet dander. Filters trap airborne particles as air passes through, decreasing the amount that settles on surfaces.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePleated filter media increases surface area for particle capture.\u003c\/li\u003e\n  \u003cli\u003eCatches lint, pollen, household dust and pet dander effectively.\u003c\/li\u003e\n  \u003cli\u003eMPR 1000 targets many microparticles in the 0.3–1.0 micron range.\u003c\/li\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly by relevant certifying organizations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these filters affect HVAC airflow or system efficiency?\u003c\/h3\u003e\n\u003cp\u003eThe filter is engineered to balance filtration with airflow to avoid undue resistance in most residential HVAC systems. Replacing the 1-inch filter at recommended intervals (about every 90 days) helps maintain efficient airflow and reduces strain on heating and cooling equipment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1-inch pleated design minimizes excessive pressure drop while filtering air.\u003c\/li\u003e\n  \u003cli\u003eChange every 90 days for consistent airflow and optimal performance.\u003c\/li\u003e\n  \u003cli\u003eSuitable for furnaces, central air conditioners, and standard HVAC systems.\u003c\/li\u003e\n  \u003cli\u003eSmart App reminders help ensure timely replacements to protect efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I know when to replace the Filtrete 20x24x1 filters?\u003c\/h3\u003e\n\u003cp\u003eFor most homes, Filtrete recommends replacing this 1-inch filter at least once every 90 days. You can personalize reminders using the Filtrete Smart App by scanning the barcode and setting a 30-, 60- or 90-day countdown to match your household’s air quality and usage patterns.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDefault guidance: replace every 90 days under normal conditions.\u003c\/li\u003e\n  \u003cli\u003eShorten interval if you have pets, smokers, or high dust levels.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App for automatic replacement notifications.\u003c\/li\u003e\n  \u003cli\u003eVisual inspection: replace sooner if filter shows heavy visible dirt.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat size and quantity are included, and how do they fit my system?\u003c\/h3\u003e\n\u003cp\u003eThis product contains four 1-inch pleated filters sized to the actual dimensions 19.68 x 23.68 x 0.81 inches (commonly labeled 20x24x1). They are intended for standard residential furnace and air conditioner filter slots sized to accept that measurement; always confirm your system’s required filter size before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePack contents: 4 filters per purchase for up to 12 months of routine changes.\u003c\/li\u003e\n  \u003cli\u003eActual size: 19.68 x 23.68 x 0.81 inches (marketed as 20x24x1).\u003c\/li\u003e\n  \u003cli\u003eFits most residential furnace and HVAC filter slots requiring 1-inch pleated filters.\u003c\/li\u003e\n  \u003cli\u003eBarcode works with Filtrete Smart App for replacement scheduling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters who want a dependable, mid-to-high efficiency 1-inch HVAC filter that captures a broad range of particles without excessive airflow restriction. This 4-pack suits households with pets, seasonal pollen exposure, light smoke or urban pollution who prefer scheduled reminders and easy replacements. Always verify filter slot dimensions before ordering and consult your HVAC professional if you have a specialized system or higher filtration needs.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change a Filtrete 20x24x1 MERV 11 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 90 days under normal conditions; more often if you have pets, smokers, or heavy dust.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will a MERV 11 \/ MPR 1000 filter fit my HVAC system?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This 1-inch filter fits systems requiring 20x24x1 (actual 19.68 x 23.68 x 0.81 in); confirm your system’s filter size before buying.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54582464512339,"sku":"B001ETX3F0","price":116.11,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-4-pack.jpg?v=1786646834"},{"product_id":"filtrete-filtro-20x25x1-merv-11-mpr-1000-pack-4-1-pulg-captura-alergenos-y-pelo-de-mascota","title":"Filtrete 20x25x1 MERV 11 Air Filter 4-Pack — MPR 1000 Pleated 1\" Filters for Allergens \u0026 Pet Dander, 90-Day Life","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x25x1 MPR 1000 (MERV 11) is a 4-pack of pleated 1\" HVAC filters engineered to reduce airborne allergens and pet dander while maintaining reliable airflow for up to 90 days each.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters from 3M use proprietary 3-in-1 filtration technology to capture a broad range of particles — from visible dust and lint to many microscopic pollutants — while letting conditioned air pass efficiently through your furnace or air conditioning system. Each filter is sized at the actual dimensions 19.68 x 24.68 x 0.81 inches and comes as a set of four, intended for quarterly replacement to keep your system operating smoothly.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter balance filtration and airflow?\u003c\/h3\u003e\n\u003cp\u003eThe filter is designed to trap numerous particle sizes without unduly restricting airflow, helping your HVAC system keep working efficiently. Its pleated construction increases surface area so particles are captured on media layers while air continues to circulate.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMERV 11 rating: targets many smaller airborne contaminants while permitting steady airflow\u003c\/li\u003e\n  \u003cli\u003eMPR 1000: optimized for capturing microparticles such as smoke and smog\u003c\/li\u003e\n  \u003cli\u003ePleated 1\" design: more filtration media per square foot than flat filters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kinds of particles will these filters remove in a home with pets?\u003c\/h3\u003e\n\u003cp\u003eFiltrete MPR 1000 filters are formulated to collect both larger debris like hair and lint and a substantial portion of pet-related allergens and dander. They don’t sterilize air but significantly reduce the amount of airborne material that circulates through your HVAC system.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures pet dander and visible hair to lower recirculated allergen load\u003c\/li\u003e\n  \u003cli\u003eHelps reduce pollen, dust and household lint that cling to surfaces\u003c\/li\u003e\n  \u003cli\u003eEffective against many microparticles (0.3–1.0 microns) such as smoke\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace these filters and can I get reminders?\u003c\/h3\u003e\n\u003cp\u003eFor consistent performance, replace each filter at least once every 90 days; homes with more pets or smokers may need more frequent changes. Filtrete’s Smart App lets you scan the barcode and set a 30-, 60- or 90-day reminder so you receive a notification when it’s time to swap filters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecommended: change every 90 days under typical conditions\u003c\/li\u003e\n  \u003cli\u003eUse Filtrete Smart App for automated change countdowns and alerts\u003c\/li\u003e\n  \u003cli\u003eFour filters in the pack cover about a year of routine maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this filter certified for allergy-sensitive households?\u003c\/h3\u003e\n\u003cp\u003eThis Filtrete filter is certified asthma \u0026amp; allergy-friendly, designed to capture many airborne allergens common in homes. While it helps lower allergen presence in circulated air, it complements other measures like cleaning and ventilation rather than replacing them.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCertified asthma \u0026amp; allergy-friendly for added consumer confidence\u003c\/li\u003e\n  \u003cli\u003eHelps reduce indoor allergen circulation when used as part of maintenance\u003c\/li\u003e\n  \u003cli\u003eWorks in furnaces, air conditioners and standard residential HVAC systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This 4-pack is ideal for homeowners and renters who want a balance of improved indoor air quality and sustained HVAC performance — especially families with pets, seasonal allergy sufferers, or anyone who prefers a scheduled, low-effort maintenance cycle. If you want a trusted, brand-backed filter that fits standard 20x25x1 slots and offers app-based reminders, this Filtrete MPR 1000 set is designed to meet those needs.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does MPR 1000 and MERV 11 mean for performance?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: MPR 1000 indicates strong microparticle capture; MERV 11 shows the filter captures many small particles while still allowing good airflow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this filter in any standard 20x25x1 slot?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, the actual filter size is 19.68 x 24.68 x 0.81 inches and fits standard 20x25x1 HVAC, furnace, and AC filter slots.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54582487843155,"sku":"B005GZ8C0O","price":122.77,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-20x25x1.jpg?v=1786647309"},{"product_id":"filtrete-filtro-14x20x1-merv-11-mpr-1000-4-pack-3-meses-captura-alergenicos-y-caspa","title":"Filtrete 14x20x1 Air Filter MERV 11 (MPR 1000) — 4-Pack Pleated Electrostatic for Allergens \u0026 Pet Dander, 3-Month Life","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 14x20x1 MERV 11 (MPR 1000) is a pleated electrostatic HVAC filter designed to capture microparticles like pet dander, pollen, smoke, and household dust while maintaining reliable airflow for three months per filter.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters combine electrostatically charged fibers with a pleated design to trap both visible and microscopic contaminants as air circulates through your furnace, air conditioner or HVAC system. Each package contains four one-inch filters sized at an actual 13.68 x 19.68 x 0.81 inches and is intended for routine replacement every 90 days to keep equipment running efficiently and indoor air cleaner.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter remove tiny allergens without blocking airflow?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1000 uses positively and negatively charged fibers that attract particles like magnets, improving capture of small debris without relying on extremely dense media that can restrict flow. The pleated structure increases surface area so more contaminants stick while air still moves through your system.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectrostatic media captures microparticles (0.3–1.0 micron range).\u003c\/li\u003e\n  \u003cli\u003ePleated construction boosts effective filter surface area.\u003c\/li\u003e\n  \u003cli\u003eMERV 11 rating balances filtration performance with airflow.\u003c\/li\u003e\n  \u003cli\u003eDesigned for use in standard 1-inch HVAC filter slots.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace these filters and why?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends replacing each filter approximately every three months for typical household conditions; homes with pets, smokers, or high pollen exposure may need more frequent changes. Regular replacement prevents excessive buildup that can reduce system efficiency and ensures continued particle capture.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard guidance: change every 90 days for average use.\u003c\/li\u003e\n  \u003cli\u003eHigh-contaminant homes: consider 30–60 day intervals.\u003c\/li\u003e\n  \u003cli\u003eFiltrete Smart App can set reminders using barcode scanning.\u003c\/li\u003e\n  \u003cli\u003eFour-pack provides a year of routine replacements for one slot.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter help my heating and cooling equipment perform better?\u003c\/h3\u003e\n\u003cp\u003eBy trapping dust and debris before they settle inside HVAC components, the filter reduces buildup on coils and blower parts, which can lower system strain and support efficient operation. While it doesn’t replace professional maintenance, clean filters contribute to steady airflow and fewer performance losses over time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRemoves dirt that would otherwise reach system internals.\u003c\/li\u003e\n  \u003cli\u003eSupports steady airflow to reduce fan and motor workload.\u003c\/li\u003e\n  \u003cli\u003eHelps maintain designed efficiency between service visits.\u003c\/li\u003e\n  \u003cli\u003eSimple filter swaps are a low-cost way to protect equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat particles can I expect it to capture in my home?\u003c\/h3\u003e\n\u003cp\u003eThis MPR 1000 \/ MERV 11 filter targets a wide range of particulates — from larger dust and pollen to smaller pet dander, smoke, and some mold spores. It’s certified asthma- and allergy-friendly for its tested performance against common household allergens, though it’s not a medical device.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures household dust, lint, and pollen.\u003c\/li\u003e\n  \u003cli\u003eReduces airborne pet dander and dust-mite debris.\u003c\/li\u003e\n  \u003cli\u003eHelps capture smoke, smog, and some microscopic particles.\u003c\/li\u003e\n  \u003cli\u003eElectrostatic action improves retention of fine particles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners who want a balance of stronger particle capture and dependable airflow — especially families with pets, seasonal allergy sufferers, or anyone seeking easier HVAC upkeep. The four-pack supplies enough filters for routine quarterly changes in a single filter slot for about a year, and the Filtrete Smart App can help you track replacements.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these filters compatible with standard 14x20x1 slots?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The actual filter size is 13.68 x 19.68 x 0.81 inches, designed to fit standard 14x20x1 HVAC slots.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can one filter last a full three months in my home?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Typically yes for average homes; replace sooner (30–60 days) if you have heavy pet hair, smokers, or high dust levels.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54582487974227,"sku":"B005GZ964A","price":125.96,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frente-del-empaque.jpg?v=1786647299"},{"product_id":"filtrete-filtro-de-aire-16x25x1-mpr-2800-merv-14-2-unidades-alta-eficiencia-y-captura-ultrafina","title":"Filtrete 16x25x1 Air Filter MERV 14 (MPR 2800) — 2-Pack High-Efficiency Pleated Filter for HVAC","description":"\u003cstrong\u003eFiltrete 16x25x1 MERV 14 (MPR 2800) air filters are high-performance pleated HVAC filters that capture ultrafine particles, allergens and many airborne contaminants while maintaining airflow for home heating and cooling systems.\u003c\/strong\u003e\n\n\u003cp\u003eThese Filtrete Premium Allergen \u0026amp; Ultrafine Particles filters are engineered to remove a wide range of microscopic and larger particles from household air without overly restricting airflow through your furnace or air conditioner. With Filtrete's proprietary 3-in-1 media, the filters balance filtration efficiency and service life so you can replace them on a predictable schedule and keep your system running efficiently.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve the air in my home?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 2800 (MERV 14 equivalent) media is designed to attract and retain tiny particles like smoke, respiratory droplets, bacteria-carrying particles and pollen. It traps a high percentage of submicron particles while also capturing larger household dust and pet dander.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTargets ultrafine particles (0.3–1.0 micron) with around 81% small-particle capture\u003c\/li\u003e\n  \u003cli\u003eCaptures pollen, lint, pet dander and household dust\u003c\/li\u003e\n  \u003cli\u003eCombines electrokinetic attraction and pleated surface area for better hold\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter work in my furnace or HVAC system?\u003c\/h3\u003e\n\u003cp\u003eFiltrete 1-inch pleated filters fit most residential furnaces, air handlers and HVAC return grilles that accept a 16x25x1 size. They are compatible with systems that recommend a higher-efficiency 1-inch disposable filter, but always verify your system manufacturer’s guidance for maximum MERV or pressure drop limits.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard 16x25x1 size fits common return slots and housings\u003c\/li\u003e\n  \u003cli\u003eDesigned for 1-inch filter tracks in furnaces and central air systems\u003c\/li\u003e\n  \u003cli\u003eReplace every 90 days (or sooner for high-dust\/pet households) for best performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this filter affect HVAC performance and operating costs?\u003c\/h3\u003e\n\u003cp\u003eHigh-efficiency pleated filters like this model balance capture efficiency and airflow. While denser media captures more microsized particles, changing the filter at recommended intervals prevents excessive pressure drop that could strain the system and raise energy use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePleated design increases surface area to reduce restriction compared with flat media\u003c\/li\u003e\n  \u003cli\u003eRegular replacement preserves airflow and system efficiency\u003c\/li\u003e\n  \u003cli\u003eHelps avoid clogged filters that force the system to work harder and consume more energy\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat certifications and ratings does the Filtrete MPR 2800 have?\u003c\/h3\u003e\n\u003cp\u003eThis Filtrete filter carries an MPR (Microparticle Performance Rating) of 2800, which corresponds to a MERV 14-level performance for capturing a wide spectrum of particle sizes. It is also certified asthma \u0026amp; allergy friendly under the listed report, reflecting testing against standard protocols.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMPR 2800 indicating advanced microparticle capture\u003c\/li\u003e\n  \u003cli\u003eMERV 14 equivalent efficiency for small particles\u003c\/li\u003e\n  \u003cli\u003eCertified asthma \u0026amp; allergy friendly according to the referenced certification report\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Homeowners looking to reduce airborne allergens, fine particulates and common household debris will benefit from the Filtrete 16x25x1 MPR 2800 filters. They’re a good fit for people with pets, seasonal allergies, or anyone who wants a higher-efficiency disposable 1-inch filter that balances capture performance and system airflow. Choose the two-pack to keep a spare on hand and maintain scheduled changes every 90 days—or sooner in heavy-use environments.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace this Filtrete 16x25x1 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace 1-inch Filtrete filters every 90 days under normal conditions; change sooner if you have pets, smokers or high dust levels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is MPR 2800 the same as MERV 14?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: MPR 2800 corresponds to performance near MERV 14 for capturing fine particles, but MPR and MERV are different rating systems.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54582848454995,"sku":"B00TUDHBWS","price":113.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-16x25x1-frontal-paquete.jpg?v=1786648263"},{"product_id":"filtrete-filtro-de-aire-20x25x1-merv-14-mpr-2800-2-unidades-plisado-electrostatico-90-dias","title":"Filtrete 20x25x1 Air Filter MERV 14 (MPR 2800) 2-Pack — 1\" Pleated Electrostatic, 3-Month Indoor Air Quality","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x25x1 MERV 14 (MPR 2800) is a high-efficiency pleated HVAC air filter sold as a 2-pack that captures a wide range of fine and large particles while allowing efficient airflow for three months of use.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Filtrete filter from 3M uses proprietary 3-in-1 electrostatic pleated media to balance strong particle capture with airflow compatibility for furnaces and air conditioners. With an MPR 2800 rating (equivalent to MERV 14), this 1-inch filter targets microparticles like smoke and pet dander while also collecting larger debris such as lint and pollen. Each package contains two filters sized to the actual dimensions 19.69 x 24.69 x 0.81 inches and is intended for routine replacement about every 90 days for optimal system performance.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve indoor air quality?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 2800 combines dense pleated fibers and electrostatic attraction to trap a high percentage of tiny airborne particles as air circulates through HVAC systems. It captures both submicron particles and larger particulates, reducing what circulates in home air over time without requiring oversized filters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated MPR 2800 (MERV 14) for strong capture of ultrafine and fine particles.\u003c\/li\u003e\n  \u003cli\u003eDesigned to capture smoke, pollen, pet dander, lint and many airborne particulates.\u003c\/li\u003e\n  \u003cli\u003eElectrostatic pleated media increases particle adherence while preserving airflow.\u003c\/li\u003e\n  \u003cli\u003eCertified asthma \u0026amp; allergy-friendly testing documented in ASCR: 1246-01.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my HVAC or furnace and how often should I replace it?\u003c\/h3\u003e\n\u003cp\u003eThe listed size (actual 19.69 x 24.69 x 0.81 inches) fits systems designed for 20x25x1 filters; always verify your unit’s recommended filter dimensions before installing. Filtrete recommends replacing 1-inch pleated filters at least every 90 days, though households with pets, smokers, or higher dust loads may require more frequent changes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual filter size: 19.69 x 24.69 x 0.81 in — sold as a 2-pack.\u003c\/li\u003e\n  \u003cli\u003eUse in furnaces, air conditioners and compatible HVAC return slots sized for 20x25x1 filters.\u003c\/li\u003e\n  \u003cli\u003eStandard replacement interval: every 90 days for typical residential use.\u003c\/li\u003e\n  \u003cli\u003eCheck visually and replace sooner if visibly dirty or restricted.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this filter compare to basic fiberglass or washable filters?\u003c\/h3\u003e\n\u003cp\u003eCompared with basic fiberglass or non-electrostatic washable filters, the Filtrete MPR 2800 offers substantially better capture of microscopic particles while still allowing efficient airflow through modern HVAC equipment. It outperforms low-efficiency media by using engineered pleats and electrostatic attraction for higher initial efficiency.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOutperforms fiberglass and washable non-electrostatic filters in particle capture.\u003c\/li\u003e\n  \u003cli\u003eHigh initial-efficiency performance measured by ASHRAE 52.2 testing for 0.3–1 micron particles.\u003c\/li\u003e\n  \u003cli\u003ePleated design increases surface area for longer usable life between changes.\u003c\/li\u003e\n  \u003cli\u003eAvailable in a range of MPR and thickness options for different system needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this filter certified or tested for allergy concerns?\u003c\/h3\u003e\n\u003cp\u003eThis Filtrete product has been independently tested and is certified as asthma and allergy-friendly according to the referenced ASCR report. Test results also indicate strong capture rates for small particles commonly associated with allergy and respiratory triggers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCertified asthma \u0026amp; allergy-friendly per ASCR: 1246-01 documentation.\u003c\/li\u003e\n  \u003cli\u003eReports show up to 81% capture for 0.3–1 micron particles in ASHRAE testing conditions.\u003c\/li\u003e\n  \u003cli\u003eInitial lab testing demonstrates high efficiency for airborne virus-sized particles.\u003c\/li\u003e\n  \u003cli\u003eConsumer brand recognition and performance noted in nationwide studies.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters seeking a high-efficiency, easy-to-install 1-inch HVAC filter that balances strong particle capture with routine HVAC compatibility. This 2-pack is well suited for households with pets, seasonal allergies, or anyone preferring a higher-efficiency replacement filter for their furnace or air conditioner. Choose this Filtrete MPR 2800 filter if you want robust particle reduction from a trusted 3M-designed brand with guidance to replace every 90 days under normal conditions.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What size is the Filtrete 20x25x1 filter exactly?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The actual filter measures 19.69 x 24.69 x 0.81 inches—fits systems specified for 20x25x1 filters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change this Filtrete MPR 2800 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 90 days under normal conditions, sooner if you have pets, smokers, or heavy dust.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54582869918035,"sku":"B00TUDHMDQ","price":120.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-2-pack.jpg?v=1786648286"},{"product_id":"filtrete-filtro-de-aire-20x20x1-mpr-2800-merv-14-pack-2-alta-captura-de-microparticulas","title":"Filtrete 20x20x1 Air Filter — MPR 2800 (MERV 14) 2-Pack, High-Efficiency Pleated HVAC Filter for Home","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x20x1 MPR 2800 (MERV 14) air filters are high-efficiency pleated HVAC filters designed to trap a wide range of microscopic and larger particles while keeping airflow steady.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese two 1-inch Filtrete filters from 3M use the brand’s three-in-one media to attract and capture ultrafine particles as well as everyday debris. With an MPR of 2800 and a MERV 14 equivalent, this 2-pack is intended for residential furnaces, air conditioners and HVAC systems and is recommended to be replaced about every 90 days for peak performance.\u003c\/p\u003e\n\n\u003ch3\u003eHow effectively will this filter remove tiny particles?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 2800 filter targets very small particles, removing a high percentage of particles in the 0.3 to 1 micron range according to standard HVAC testing. It demonstrates strong initial efficiency against airborne virus-sized particles and common microscopic contaminants found in homes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh MPR 2800 rating for superior microparticle capture\u003c\/li\u003e\n  \u003cli\u003ePerformance measured by ASHRAE 52.2 standards for 0.3–1 micron particles\u003c\/li\u003e\n  \u003cli\u003eLab testing shows substantial capture of virus-sized airborne particles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter still allow proper airflow for my system?\u003c\/h3\u003e\n\u003cp\u003eFiltrete pleated filters are engineered to balance filtration and airflow so your HVAC can operate efficiently. The pleated 1-inch design increases surface area, helping maintain adequate airflow while trapping contaminants.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePleated construction increases filtering surface without choking airflow\u003c\/li\u003e\n  \u003cli\u003eFor 1\" filters, manufacturer recommends changing every 90 days for optimal flow\u003c\/li\u003e\n  \u003cli\u003eOutperforms basic fiberglass and washable filters commonly used in homes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kinds of particles and allergens does this filter capture?\u003c\/h3\u003e\n\u003cp\u003eThis Filtrete filter captures a broad range of particles from large to microscopic. It’s built to remove everyday dust, pollen and pet dander as well as smaller particles like smoke and many bacteria-sized aerosols.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRemoves household dust, lint and pollen\u003c\/li\u003e\n  \u003cli\u003eAttracts and captures pet dander and smoke\u003c\/li\u003e\n  \u003cli\u003eHigh capture rates for many bacteria- and virus-sized particles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace these filters and where can I use them?\u003c\/h3\u003e\n\u003cp\u003eFor 1-inch pleated filters, aim to replace them at least every three months for continued protection and system efficiency. These Filtrete filters are sized for standard residential HVAC registers, furnaces and air conditioning systems.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplace at least every 90 days for 1\" filters under normal conditions\u003c\/li\u003e\n  \u003cli\u003eCompatible with most home furnaces, AC units and standard HVAC filter slots\u003c\/li\u003e\n  \u003cli\u003eAvailable in other MPR and thickness options for specific needs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: homeowners and renters who want a higher-performance, easy-to-install 1-inch HVAC filter that reduces a wide spectrum of airborne particles while keeping their heating and cooling system running properly. It’s suitable for allergy-aware households, pet owners, and anyone seeking an upgrade from basic fiberglass or washable filters.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this Filtrete filter compatible with my 20x20x1 furnace?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This Filtrete 20x20x1 MPR 2800 filter fits standard 20x20x1 furnace and HVAC filter slots.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change the 1-inch Filtrete filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace 1-inch Filtrete filters at least every 90 days for best performance; more often with pets or heavy dust.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54582869950803,"sku":"B00TUDHVPU","price":116.82,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-20x20x1.jpg?v=1786648287"},{"product_id":"filtrete-filtro-de-aire-20x25x4-merv-11-mpr-1000-paquete-de-4-4-de-profundidad-captura-microparticulas","title":"Filtrete 20x25x4 Air Filter MERV 11 (MPR 1000) 4-Pack — 4-inch HVAC, 12-Month Micro Allergen Defense","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x25x4 MPR 1000 is a 4-inch, 12-month HVAC filter pack with MERV 11 \/ MPR 1000 rating designed to trap microparticles like pet dander, smoke and pollen while allowing efficient airflow.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis four-pack of Filtrete air filters (exact size 19.88 x 24.63 x 4.31 inches) brings Filtrete’s 3-in-1 filtration technology to your home heating and cooling system. Built by 3M, these filters combine mechanical and electrostatic media to capture both large and small particles and fit furnaces, air conditioners and HVAC housings that accept 4-inch filters. They are intended for annual replacement and include features like compatibility with the Filtrete Smart App for change reminders and certification for asthma and allergy-friendly standards.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve the air in my home?\u003c\/h3\u003e\n\u003cp\u003eThe filter uses a layered media design to intercept a wide size range of particles as air circulates through your HVAC system. Its MPR 1000 (MERV 11 equivalent) efficiency increases capture of fine particles while maintaining airflow, helping the system run as intended.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures microparticles such as pet dander, smoke and smog.\u003c\/li\u003e\n  \u003cli\u003eAlso traps larger debris: lint, pollen, mold spores and household dust.\u003c\/li\u003e\n  \u003cli\u003eFiltrete 3-in-1 media combines mechanical filtration with electrostatic attraction.\u003c\/li\u003e\n  \u003cli\u003eRated to balance filtration efficiency with system airflow for typical residential systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my HVAC system and how do I choose the right size?\u003c\/h3\u003e\n\u003cp\u003eThis product is a four-pack of 4-inch filters with precise measured dimensions of 19.88 x 24.63 x 4.31 inches, designed for systems calling for a 4-inch thickness or larger. It also lists compatibility with certain media air cleaners and can be used in most furnaces and air conditioners that accept 4\" filters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExact dimensions provided to prevent size mismatch with housings.\u003c\/li\u003e\n  \u003cli\u003eDesigned to fit Honeywell and Space-Gard style media air cleaners.\u003c\/li\u003e\n  \u003cli\u003eCheck your unit’s required filter thickness; this fits 4.31\" openings and larger.\u003c\/li\u003e\n  \u003cli\u003eFour filters included for a year of recommended service with annual changes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change the Filtrete 20x25x4 MPR 1000 filters?\u003c\/h3\u003e\n\u003cp\u003eThese 4-inch filters are intended for up to 12 months of use in typical residential settings, but replacement frequency depends on household conditions. Homes with pets, smokers, high dust loads or allergy concerns may need more frequent changes to maintain performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard recommendation: replace every 12 months under normal conditions.\u003c\/li\u003e\n  \u003cli\u003eReplace sooner in homes with pets, smokers, or heavy dust exposure.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to schedule 90-, 180- or 365-day reminders.\u003c\/li\u003e\n  \u003cli\u003eInspect visually: dark, clogged filters indicate earlier replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat certifications and performance metrics should I expect?\u003c\/h3\u003e\n\u003cp\u003eThe filters are rated MPR 1000 (comparable to MERV 11) and certified as asthma and allergy-friendly, reflecting third-party evaluation of particle capture and suitability for sensitive environments. Performance percentages reference standard industry testing methods for small particle capture.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMPR 1000 rating targets fine particle capture including 0.3–1 micron sizes.\u003c\/li\u003e\n  \u003cli\u003eMERV 11-level performance for residential HVAC filtration balance.\u003c\/li\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly designation for household suitability.\u003c\/li\u003e\n  \u003cli\u003eManufactured by 3M and positioned as a trusted North American HVAC filter brand.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters who want a high-efficiency, yearly-replacement HVAC filter that balances strong particle capture with system airflow. This Filtrete 20x25x4 MPR 1000 4-pack suits households with pets, seasonal allergies, city or wildfire smoke exposure, or anyone aiming for improved indoor air quality without monthly filter swaps. It's also suitable for systems and media housings that require a true 4-inch filter size.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is MPR 1000 the same as MERV 11?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: MPR 1000 corresponds closely to MERV 11 performance for many particle sizes; MPR is Filtrete’s proprietary metric focusing on fine particle capture.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace this 4-inch filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace the filter about every 12 months in typical homes, sooner if you have pets, heavy dust, smoke exposure, or allergy concerns.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54583274176851,"sku":"B01MU27I27","price":355.51,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-4-pack_ac67f017-01c0-4aef-a7d5-98be558eda50.jpg?v=1786648993"},{"product_id":"filtrete-filtro-de-aire-16x25x4-merv-11-mpr-1000-4-unidades-plisado-electrostatico-12-meses","title":"Filtrete 16x25x4 Air Filter MERV 11 (MPR 1000) 4-Pack — Pleated Electrostatic, 12-Month Life","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 16x25x4 MPR 1000 (MERV 11) air filters are pleated electrostatic HVAC filters designed to trap a wide range of household particles while allowing efficient airflow for year-round heating and cooling.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis four-pack of Filtrete 16 x 25 x 4 filters (actual dimensions 15.88 x 24.56 x 4.31 inches) uses Filtrete’s 3-in-1 technology to attract and hold particles ranging from large dust and pollen to many finer airborne contaminants. With an MPR 1000 and a MERV 11 rating, these 4-inch filters are intended for residential furnaces, air conditioners and media air cleaners by brands such as Lennox and Honeywell. They’re engineered for up to 12 months of service per filter under typical household conditions and are a practical option for maintaining airflow while reducing the dust and debris that circulate in living spaces.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter manage airflow while trapping particles?\u003c\/h3\u003e\n\u003cp\u003eFiltrete’s pleated electrostatic design balances filtration efficiency with low resistance to airflow. The pleat depth and media surface area give the filter more capacity to collect particles without overly restricting your HVAC fan. That design helps your system maintain heating and cooling performance while removing a variety of contaminants from recirculated air.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3-in-1 electrostatic media attracts and captures particles.\u003c\/li\u003e\n  \u003cli\u003ePleated, deep-bed construction increases dust-holding capacity.\u003c\/li\u003e\n  \u003cli\u003e4-inch thickness provides greater surface area than standard 1\" filters.\u003c\/li\u003e\n  \u003cli\u003eEngineered for minimal impact on typical residential airflow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kinds of particles will the MPR 1000 \/ MERV 11 rating capture?\u003c\/h3\u003e\n\u003cp\u003eThe MPR 1000 rating indicates improved capture of microparticles compared with lower MPR levels, while MERV 11 reflects performance in the medium-efficiency range for residential filters. These filters are effective at intercepting larger particles like pollen, lint and mold spores and can capture many finer particles, such as some pet dander, smoke and fine dust, as air passes through your system.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures common allergens: pollen, dust mite debris, mold spores.\u003c\/li\u003e\n  \u003cli\u003eHelps reduce household dust and visible lint accumulation.\u003c\/li\u003e\n  \u003cli\u003eAttracts many smaller airborne particles including some smoke and pet dander.\u003c\/li\u003e\n  \u003cli\u003eNot intended as medical-grade or HEPA replacement for ultra-fine particles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I know this will fit my HVAC system and how often should I change it?\u003c\/h3\u003e\n\u003cp\u003eThis Filtrete filter is made to fit systems specifying a 4-inch filter depth; the actual dimensions are provided to ensure correct sizing. It’s compatible with many Lennox and Honeywell media air cleaner housings and standard residential filter slots that accept thicker replacement media. For ordinary household use, Filtrete recommends replacing the filter at least once every 12 months, though homes with pets, smokers, or higher dust loads may benefit from more frequent changes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual size: 15.88 x 24.56 x 4.31 inches — check your unit’s clearance.\u003c\/li\u003e\n  \u003cli\u003eDesigned for Honeywell and Lennox brand media air cleaners and similar housings.\u003c\/li\u003e\n  \u003cli\u003eRecommended change interval: every 12 months under typical conditions.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to set 90-, 180- or 365-day reminders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre there certifications or features that matter for allergies and ease of use?\u003c\/h3\u003e\n\u003cp\u003eFiltrete lists this product as certified asthma and allergy-friendly, and the higher MPR number emphasizes capture of many microparticles that commonly trigger household allergy symptoms. The pack includes four filters for easier annual replacement cycles, and the brand backing and app reminders add convenience for ongoing maintenance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCertified as asthma and allergy-friendly by relevant programs.\u003c\/li\u003e\n  \u003cli\u003ePack of four supports routine annual replacement schedules.\u003c\/li\u003e\n  \u003cli\u003eSmart App compatibility for filter-change reminders.\u003c\/li\u003e\n  \u003cli\u003eFiltrete brand recognized across North America for residential HVAC filters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Filtrete 16x25x4 MPR 1000 (MERV 11) 4-pack is suited to homeowners and renters who need a thicker, higher-capacity filter for routine residential HVAC use—especially households with seasonal allergies, pets, or visible dust buildup. It’s a practical choice when you want better-than-basic filtration without switching to specialized medical-grade solutions, and when you have a system compatible with 4-inch filter media and seek year-long performance with scheduled replacements.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this filter fit Lennox and Honeywell systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—this 4-inch Filtrete filter fits many Lennox and Honeywell media air cleaners and other housings that accept 4.31\" thickness; confirm with your unit’s dimensions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace each Filtrete 4-inch filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Filtrete recommends replacing the filter at least once every 12 months; homes with pets or heavy dust may need more frequent changes.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54583275094355,"sku":"B01N5GYRTF","price":257.36,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frente-empaque.jpg?v=1786649028"},{"product_id":"filtrete-filtro-de-horno-20x25x5-mpr-700-merv-8-2-pack-plisado-5-para-polvo-polen-y-caspa","title":"Filtrete Furnace \u0026 AC Pleated Air Filter 20x25x5 (2-Pack) MPR 700 MERV 8 — 5\" Media, Dust \u0026 Pet Dander Reduction","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x25x5 MPR 700 (actual 19.56 x 24.13 x 4.75 in) is a pleated furnace and AC filter rated MERV 8 that helps reduce dust, pollen and pet dander while fitting media housings like Trion Air Bear and Carrier.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eEngineered by 3M, this Filtrete home air filter uses the brand’s 3-in-1 media to trap common household particles while allowing efficient airflow in HVAC systems. With an MPR 700 and MERV 8 classification, it balances particle capture and system performance for year-round residential use. The filter comes as a two-pack designed to last up to 12 months per filter when installed in compatible 4.75\"-thickness or larger housings.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve everyday indoor air?\u003c\/h3\u003e\n\n\u003cp\u003eThis Filtrete filter captures a broad range of larger airborne particles that circulate through your heating and cooling system. It helps reduce visible dust and common irritants that settle on surfaces or trigger seasonal sensitivities.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eRemoves pollen, pet dander and household dust from returned air.\u003c\/li\u003e\n  \u003cli\u003eCaptures lint, dust mite debris and some mold spores.\u003c\/li\u003e\n  \u003cli\u003eDesigned for continuous use in residential HVAC, furnace or central AC systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it fit my Trion Air Bear, Carrier or Bryant media housing?\u003c\/h3\u003e\n\n\u003cp\u003eYes — this product is sized for housings that accept approximately 5-inch thick filters and lists compatibility with Trion Air Bear, Carrier, Bryant and Totaline media air cleaners. Note the actual filter dimensions (19.56 x 24.13 x 4.75 inches) differ slightly from the nominal size, so verify your housing clearance before ordering.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eActual size: 19.56 x 24.13 x 4.75 in — confirm fitment.\u003c\/li\u003e\n  \u003cli\u003eWorks with media-style housings for 4.75\" or larger filters.\u003c\/li\u003e\n  \u003cli\u003eSold as a 2-pack for easier yearly replacement planning.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change the Filtrete MPR 700 filter?\u003c\/h3\u003e\n\n\u003cp\u003eFiltrete recommends replacing this pleated 5-inch filter at least once every 12 months under typical residential conditions. Your household environment, pet ownership, or local air quality may require more frequent changes to maintain airflow and capture performance.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eStandard guideline: replace at least every 12 months.\u003c\/li\u003e\n  \u003cli\u003eHigh-dust or pet homes: consider replacing more frequently.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to set 90-, 180- or 365-day reminders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance can I expect from MPR 700 \/ MERV 8?\u003c\/h3\u003e\n\n\u003cp\u003eThe MPR 700 \/ MERV 8 rating indicates good efficiency at trapping larger airborne particles while maintaining airflow suitable for most residential HVAC systems. It’s optimized to reduce visible dust and common allergens without imposing the pressure drop of higher-rated filters.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCaptures a high proportion of larger particles like pollen and pet dander.\u003c\/li\u003e\n  \u003cli\u003eBalanced airflow to protect HVAC function and efficiency.\u003c\/li\u003e\n  \u003cli\u003eThird-party verified recycled content for reduced environmental impact.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This Filtrete 20x25x5 MPR 700 filter suits homeowners who want reliable reduction of dust, pollen and pet dander in their living spaces while preserving HVAC airflow. It’s a practical choice for families with pets, allergy-prone occupants, or anyone using media housings from brands like Trion, Carrier or Bryant who need a yearly, easy-to-replace filtration solution.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this filter compatible with Carrier and Bryant media housings?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The filter fits Trion Air Bear, Carrier, Bryant and Totaline media housings that accept approximately 4.75-inch-thick filters. Confirm actual casing clearance against 19.56 x 24.13 x 4.75 inches.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does each Filtrete MPR 700 filter last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Each pleated filter is designed for up to 12 months of typical residential use, though households with pets or heavy dust may need to replace it more often.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54583364813139,"sku":"B0B1P15PTY","price":186.8,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-20x25x5.jpg?v=1786650828"},{"product_id":"filtrete-filtro-20x25x4-slim-fit-3-75-pulg-mpr-1550-merv-12-pack-2-certificado-asma-y-alergia","title":"Filtrete 20x25x4 Slim Fit Furnace Air Filter MPR 1550 (MERV 12) 2-Pack — Slim 3.75\" High-Efficiency, Allergy Friendly","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x25x4 Slim Fit MPR 1550 furnace filter is a high-efficiency electrostatically charged HVAC filter that captures dust, pollen, pet dander and other airborne particles while fitting slim 3.75\" housings.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you want stronger particle capture than a standard pleated or washable screen, this Filtrete 2-pack provides enhanced filtration without complex installation. Each filter is sized for common furnaces and air handlers (actual size 19.50 x 24.50 x 3.75) and uses Filtrete’s electrostatic 3-in-1 media to attract and hold microscopic and visible particles as air cycles through your system. The MPR 1550 rating correlates with a MERV 12 performance tier, making it a solid choice when you need improved indoor air cleanliness while maintaining proper airflow in many residential systems.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve the air in my home?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1550 filter combines electrostatic charge and high-density pleats to trap a wide range of particles from the air passing through your furnace or air handler. That means more particles are intercepted during each heating or cooling cycle compared with non-electrostatic filters. It is third-party certified as asthma \u0026amp; allergy friendly, reflecting its effectiveness at reducing common household allergens.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures lint, dust, pollen, and pet dander with electrostatic attraction.\u003c\/li\u003e\n  \u003cli\u003eMPR 1550 \/ comparable to MERV 12 performance for small particle capture.\u003c\/li\u003e\n  \u003cli\u003eCertified asthma \u0026amp; allergy-friendly for added confidence.\u003c\/li\u003e\n  \u003cli\u003eDesigned to maintain airflow suitable for many residential HVAC units.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this slim 3.75\" filter fit my AprilAire or Carrier system?\u003c\/h3\u003e\n\u003cp\u003eThis filter is made to fit installations that accept a 4\" nominal thickness with an actual depth of 3.75 inches, and it is compatible with many AprilAire and Carrier housings that accommodate slim-fit 4\" filters. Always verify your equipment's maximum filter depth and the actual dimensions before purchasing. The listed actual dimensions are 19.50 x 24.50 x 3.75 inches.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual size: 19.50 x 24.50 x 3.75 inches for accurate fitting.\u003c\/li\u003e\n  \u003cli\u003eDesigned for slim 4\" housings used by AprilAire, Carrier, and similar units.\u003c\/li\u003e\n  \u003cli\u003eVerify your system’s filter slot depth and airflow specs before installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace the Filtrete MPR 1550 filter and how do I track it?\u003c\/h3\u003e\n\u003cp\u003eFilter life varies by home conditions, but Filtrete recommends checking this 4\" filter periodically and replacing it at least once every 12 months for optimal performance. Homes with pets, heavy dust, or allergy concerns may need more frequent changes. To simplify reminders, use the Filtrete Smart App to schedule replacement intervals of 90, 180, or 365 days.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplace at least once every 12 months under normal conditions.\u003c\/li\u003e\n  \u003cli\u003eConsider more frequent changes in homes with pets, smokers, or high dust.\u003c\/li\u003e\n  \u003cli\u003eUse Filtrete Smart App to set filter-change reminders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat environmental and safety credentials does this product have?\u003c\/h3\u003e\n\u003cp\u003eFiltrete verifies that this furnace filter contains at least 50% recycled content via a third-party audit from GreenCircle Certified. The product is also part of Filtrete’s most-trusted residential HVAC filter lineup, backed by consumer research. These factors help you select a filter with both performance and environmental considerations in mind.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVerified minimum 50% recycled content by GreenCircle Certified.\u003c\/li\u003e\n  \u003cli\u003ePart of Filtrete’s trusted residential filter range.\u003c\/li\u003e\n  \u003cli\u003eCertified asthma \u0026amp; allergy-friendly by an independent program.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Filtrete 20x25x4 MPR 1550 filter suits homeowners and renters who want stronger particle capture than standard pleated or washable filters, need a slim 4\" (3.75\" actual) option for AprilAire or Carrier housings, and prefer a product with verified recycled content and allergy-friendly certification. It’s a practical pick for people with pets, seasonal allergies, or households aiming to reduce airborne dust and dander while preserving residential HVAC performance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is MPR 1550 the same as MERV 12?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: MPR 1550 corresponds to a MERV 12 performance level for small-particle capture, though MPR and MERV use different rating systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this filter in a one-inch filter slot?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No; this filter is 3.75\" thick (actual). Confirm your system accepts slim 4\" filters before installing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54584915984723,"sku":"B09RQC6RC7","price":163.11,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frente-empaque-20x25x4.jpg?v=1786662054"},{"product_id":"filtrete-filtro-hvac-20x20x4-19-88x19-88x4-31-2-pack-mpr-1000-merv-11-electrostatico-apto-para-alergias","title":"Filtrete Furnace \u0026 AC Air Filter 20x20x4 MPR 1000 MERV 11 — 2-Pack Electrostatic Allergen Defense","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x20x4 MPR 1000 is a 2-pack of electrostatic HVAC filters rated MERV 11 that captures a wide range of household particles while fitting systems sized for a 4.31-inch depth.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis Filtrete premium furnace and AC filter from 3M is engineered to reduce airborne particles in living spaces using Filtrete 3-in-1 technology. With an MPR 1000 and MERV 11 efficiency, the filter combines electrostatic attraction and layered media to trap both large debris and many fine particles common in homes—pets, pollen, dust and some particulates from smoke. Each pack contains two full-size filters measuring 19.88 x 19.88 x 4.31 inches (actual dimensions) intended for use in furnaces, air conditioners and HVAC units compatible with 4-inch filter depths.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve indoor air quality?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete 3-in-1 media uses electrostatic charge plus mechanical filtration to capture particles throughout the airflow, helping reduce the number of airborne irritants circulating in your home. It is certified asthma and allergy-friendly and tested to industry standards for particle capture.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated MERV 11 and MPR 1000 for enhanced particle capture\u003c\/li\u003e\n  \u003cli\u003eElectrostatic fibers attract fine particulates like pet dander and smoke\u003c\/li\u003e\n  \u003cli\u003eCaptures larger contaminants: lint, dust, pollen, and mold spores\u003c\/li\u003e\n  \u003cli\u003eTwo filters per pack for up to 12 months of combined service when changed yearly\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this Filtrete filter fit my system that lists Honeywell-sized filters?\u003c\/h3\u003e\n\u003cp\u003eThe filter’s actual dimensions are 19.88 x 19.88 x 4.31 inches and it is designed to work with systems that accept a 4-inch (or larger) filter depth, including many Honeywell media air cleaners. Confirm your equipment specifies a 20x20x4 nominal or accepts a 4.31-inch thickness to ensure a proper fit and seal.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual size: 19.88 x 19.88 x 4.31 inches\u003c\/li\u003e\n  \u003cli\u003eFits systems calling for 4-inch nominal depth or larger\u003c\/li\u003e\n  \u003cli\u003eCompatible with many Honeywell media air cleaner setups\u003c\/li\u003e\n  \u003cli\u003eTwo-filter pack simplifies replacement scheduling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace the Filtrete 20x20x4 MPR 1000 filter?\u003c\/h3\u003e\n\u003cp\u003eFor optimal performance and airflow, replace each 4-inch filter at least once every 12 months; more frequent changes may be needed in homes with pets, heavy dust, or high pollution. Use the Filtrete Smart App to set reminders at 90-, 180- or 365-day intervals to match your household’s needs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecommended replacement: every 12 months under normal conditions\u003c\/li\u003e\n  \u003cli\u003eChange sooner if there are pets, smokers, or increased particulate load\u003c\/li\u003e\n  \u003cli\u003eSmart App reminders available for regular maintenance\u003c\/li\u003e\n  \u003cli\u003eRegular replacement supports HVAC efficiency and lifespan\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat specific particles does this MPR 1000 filter capture?\u003c\/h3\u003e\n\u003cp\u003eThis filter is designed to trap a spectrum of particles: it collects large contaminants like lint and pollen, and reduces many small airborne particles down to the submicron range as measured by industry tests. While not a medical device, it helps lower common household allergens and airborne debris that affect comfort and cleanliness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLarge particles: lint, dust, pollen, and visible debris\u003c\/li\u003e\n  \u003cli\u003eCommon allergens: pet dander and mold spores\u003c\/li\u003e\n  \u003cli\u003eSmaller particles: smoke and fine particulates as evaluated by ASHRAE-standard testing\u003c\/li\u003e\n  \u003cli\u003eDesigned to balance filtration with airflow for HVAC compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Homeowners and renters with a 4-inch HVAC filter slot who want stronger filtration than standard fiberglass filters—especially those with pets, seasonal allergies, or urban pollution concerns. This two-pack is convenient for households that prefer annual filter changes and value a brand recognized across North America for residential HVAC filters. Always check your system’s required dimensions and consult installation guidelines before swapping filters.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this filter the actual 20x20x4 size?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The actual dimensions are 19.88 x 19.88 x 4.31 inches; it fits systems that accept a 4-inch nominal depth.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace these Filtrete filters?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace at least once every 12 months under normal use; change sooner with pets, heavy dust, or poor outdoor air quality.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585324011859,"sku":"B09RQBH847","price":130.77,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-20x20x4.jpg?v=1786668405"},{"product_id":"filtrete-filtro-de-aire-16x25x4-merv-11-mpr-1000-pack-de-2-4-de-espesor-y-captura-de-microparticulas","title":"Filtrete 16x25x4 HVAC Air Filters 2-Pack — MERV 11 (MPR 1000), 4-inch Thick for Improved Airflow","description":"\u003cb\u003eFiltrete 16x25x4 MERV 11 (MPR 1000) air filters are a two-pack of 4-inch HVAC filters designed to trap a wide range of household particles while preserving airflow.\u003c\/b\u003e\n\n\u003cp\u003eThese Filtrete filters, manufactured by 3M, combine a higher-efficiency media with a thick 4.31\" frame to fit many furnaces, air conditioners and media air cleaners. With an MPR 1000 and MERV 11 performance level, the filters capture both larger debris like lint and pollen and many smaller airborne particles such as pet dander, smoke and smog. Each pack contains two filters sized slightly under the nominal label — 15.88 x 24.56 x 4.31 inches each — intended for seasonal use up to 12 months depending on conditions.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these filters balance particle capture and airflow?\u003c\/h3\u003e\n\u003cp\u003eFiltrete’s media is engineered to pull in and trap particles while allowing your HVAC system to move air efficiently. The thicker 4-inch depth increases surface area, which helps maintain lower resistance to airflow compared with thinner filters at similar efficiency levels.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMERV 11 rating: captures many fine particles without excessive drag on the system.\u003c\/li\u003e\n  \u003cli\u003eMPR 1000: indicates enhanced capture of 0.3–1.0 micron particles compared with lower MPR values.\u003c\/li\u003e\n  \u003cli\u003e4.31\" depth: more media surface area, reducing pressure drop versus thinner filters.\u003c\/li\u003e\n  \u003cli\u003eDesigned for HVAC and media air cleaner compatibility to preserve system performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat particles and allergens will this Filtrete filter remove?\u003c\/h3\u003e\n\u003cp\u003eThe filter is intended to reduce airborne contaminants commonly found in homes. It collects a range of particle sizes so you’ll notice fewer visible dust and fewer small irritants that circulate with forced air.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLarge particles: dust, pollen, lint and mold spores.\u003c\/li\u003e\n  \u003cli\u003eMicroparticles: pet dander, smoke residues and smog-related particulates.\u003c\/li\u003e\n  \u003cli\u003eHousehold debris: fibers and general airborne grime that shortens system cleanliness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace the 4-inch Filtrete filter and how can I remember?\u003c\/h3\u003e\n\u003cp\u003eFor most homes, a single filter can be used up to 12 months, but heavy use, pets, smoking or local air quality may require earlier replacement. Filtrete recommends checking the filter periodically and using reminders to stay on schedule.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTypical service life: up to 12 months under normal household conditions.\u003c\/li\u003e\n  \u003cli\u003eShorten interval when you have pets, smokers, or high local pollution.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to set 90-, 180- or 365-day change reminders.\u003c\/li\u003e\n  \u003cli\u003eInspect visually every few months to confirm airflow and cleanliness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my system and what should I know about sizing?\u003c\/h3\u003e\n\u003cp\u003eEach filter’s exact dimensions are 15.88\" x 24.56\" x 4.31\", so verify your unit can accommodate a 4-inch thickness. They are compatible with many media air cleaners and common furnace and AC housings that accept thicker filters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExact size: 15.88 in x 24.56 in x 4.31 in; labeled nominal as 16x25x4.\u003c\/li\u003e\n  \u003cli\u003eFits systems designed for 4\" filters or larger; check clearance before installing.\u003c\/li\u003e\n  \u003cli\u003eCompatible with select Honeywell and Lennox media air cleaner setups.\u003c\/li\u003e\n  \u003cli\u003eSold as a convenient 2-pack for staggered replacement schedules.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this product is for: Homeowners and renters seeking a higher-efficiency, long-life HVAC filter that balances effective particle capture with system airflow. It’s a practical choice for households with pets, seasonal allergies, or moderate urban pollution who want a reliable 12-month option and compatibility with common media air cleaner systems. Choose this Filtrete MERV 11, MPR 1000 two-pack if you want thicker media for better dust-holding capacity and an easy replacement cadence with smart reminders.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long will each Filtrete 4-inch filter last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Under normal conditions, up to 12 months; inspect more often if you have pets, smokers, or poor outdoor air.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this filter fit my furnace or media air cleaner?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Exact size is 15.88 x 24.56 x 4.31 inches; it fits systems that accept 4-inch filters and many Honeywell or Lennox media cleaners.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585509085523,"sku":"B09RQCMR5V","price":129.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-16x25x4-frontal-empaque.jpg?v=1786671647"},{"product_id":"filtrete-filtro-hvac-20x25x1-mpr-700-merv-8-4-pack-1-pulgada-plisado-electrostatico-3-meses","title":"Filtrete 20x25x1 Furnace AC Air Filter, 4-Pack MPR 700 (MERV 8) — 1\" Pleated Electrostatic, 3-Month Life","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x25x1 MPR 700 is a 1-inch pleated, electrostatically charged HVAC filter that captures lint, pollen, dust and pet dander while maintaining healthy airflow for up to 90 days per filter.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you want a reliable, no-fuss replacement filter for your furnace or air conditioner that balances particle capture with system airflow, this Filtrete 4-pack is built for routine home use. Each pleated filter uses an electrostatic charge to attract and hold particles that ordinary non-electrostatic or washable filters can miss. The pack gives you a three-month service interval per filter under typical household conditions, plus compatibility with Filtrete's Smart App for replacement reminders.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve everyday indoor air quality?\u003c\/h3\u003e\n\u003cp\u003eThe electrostatically charged media draws in and traps airborne particles as air cycles through your HVAC system. It’s designed to remove common household contaminants without significantly restricting airflow, which helps maintain heating and cooling efficiency.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectrostatic pleated media for enhanced particle attraction.\u003c\/li\u003e\n  \u003cli\u003eMPR 700 (equivalent to MERV 8) for capturing pollen, pet dander and dust.\u003c\/li\u003e\n  \u003cli\u003ePleated design increases surface area compared to flat filters.\u003c\/li\u003e\n  \u003cli\u003eRecommended 90-day replacement to sustain performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it fit my system and affect HVAC performance?\u003c\/h3\u003e\n\u003cp\u003eThe listed actual size is 19.880 x 25.563 x 0.8125 inches; confirm your unit accepts a 20x25x1 filter before ordering. Because the filter is a 1-inch pleated design with balanced resistance, it’s suitable for most residential furnaces, air handlers and window AC units that specify a 1-inch filter.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck your system’s filter slot for the 20x25x1 dimension.\u003c\/li\u003e\n  \u003cli\u003e1-inch nominal thickness is compatible with common residential HVAC systems.\u003c\/li\u003e\n  \u003cli\u003eDesigned to maintain adequate airflow while trapping particles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace the filter and how can I remember?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends replacing these 1-inch pleated filters every 90 days under normal household conditions. If you have pets, allergy sufferers, or higher indoor pollution, consider checking and replacing filters more frequently.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFactory-specified 3-month replacement interval for typical use.\u003c\/li\u003e\n  \u003cli\u003eShorten replacement cycles for pets, renovation dust, or high pollen seasons.\u003c\/li\u003e\n  \u003cli\u003eScan the barcode in the Filtrete Smart App to set 30\/60\/90-day reminders and get notifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes Filtrete different from basic fiberglass or washable filters?\u003c\/h3\u003e\n\u003cp\u003eUnlike flat fiberglass or washable filters, Filtrete’s pleated, electrostatically charged media provides more capture surface and an active attraction mechanism for small particles. This results in better particle retention while still allowing sufficient airflow for routine HVAC operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePleated construction increases filtering area versus fiberglass panels.\u003c\/li\u003e\n  \u003cli\u003eElectrostatic charge helps trap smaller particles that slip past non-electrostatic media.\u003c\/li\u003e\n  \u003cli\u003eRated by MPR and MERV systems (MPR 700 corresponds to MERV 8) for performance clarity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters looking for an affordable, regularly scheduled air filter that improves capture of everyday particles without overburdening HVAC systems. It’s a practical choice for households with seasonal allergies, pets, or anyone wanting a straightforward upgrade from basic flat or washable filters. If you need higher-efficiency filtration for specialized health or industrial needs, consider higher MPR\/MERV options appropriate for your system and professional guidance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does MPR 700 mean for filter performance?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: MPR 700 indicates Filtrete’s particle removal rating roughly equivalent to MERV 8, effective for capturing pollen, dust and pet dander.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace this 1-inch Filtrete filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 90 days under normal conditions; more often if you have pets, renovations, or heavy dust.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585518424403,"sku":"B0B1NVDCVN","price":117.44,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-4pack.jpg?v=1786671684"},{"product_id":"filtrete-16x20x1-furnace-ac-air-filter-4-pack-mpr-700-merv-8-1-inch-pleated-electrostatic-3-month","title":"Filtrete 16x20x1 Furnace \u0026 AC Air Filter, 4-Pack MPR 700 (MERV 8) — 1-inch Pleated Electrostatic, 3-Month","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 16x20x1 MPR 700 is a 1-inch electrostatic pleated furnace and AC air filter sold as a 4-pack, rated MPR 700 (equivalent to MERV 8) and designed for three-month use to capture lint, pollen, dust and pet dander while maintaining good airflow.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you want a straightforward, affordable upgrade from standard fiberglass or washable filters, this Filtrete set offers an easy-to-install, pleated electrostatic option that balances particle capture and airflow. Each filter in the pack measures an actual 15.688 x 19.688 x 0.78 inches and is intended for routine replacement every 90 days in typical household HVAC systems. Filtrete’s electrostatic charge and pleated construction help attract and retain more airborne particles than non-electrostatic 1-inch filters, making regular indoor air maintenance simpler.\u003c\/p\u003e\n\n\u003ch3\u003eHow much particle removal can I expect from MPR 700 (MERV 8)?\u003c\/h3\u003e\n\u003cp\u003eMPR 700 corresponds to a MERV 8 performance level, which captures a broad range of common home particles without restricting airflow. It is designed to trap larger particulates like pollen and pet dander and reduce visible dust accumulation on surfaces.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEffective on lint, pollen, dust and pet dander\u003c\/li\u003e\n  \u003cli\u003eCaptures many particles that plain fiberglass and washable filters miss\u003c\/li\u003e\n  \u003cli\u003eMPR 700 provides a balance of capture and airflow for residential systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my 16x20x1 furnace or AC slot and how often should I replace it?\u003c\/h3\u003e\n\u003cp\u003eThe listed dimensions are actual measurements of 15.688 x 19.688 x 0.78 inches, made to work in standard 16x20x1 housings. Filtrete recommends changing 1-inch pleated filters every 90 days under normal home conditions; homes with pets, allergies, or higher dust loads may need more frequent swaps.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual size provided to ensure correct installation\u003c\/li\u003e\n  \u003cli\u003eReplace approximately every 3 months for routine use\u003c\/li\u003e\n  \u003cli\u003eUse more frequent changes in pet or high-dust environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the electrostatic pleated design help my HVAC system?\u003c\/h3\u003e\n\u003cp\u003eElectrostatic pleats use a charged material to attract and hold particles as air passes through, increasing capture efficiency without dramatically increasing resistance. The pleated shape increases filter surface area, which helps keep airflow steady and reduces strain on your heating and cooling equipment compared with denser high-MERV options.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectrostatic charge attracts airborne particles for better capture\u003c\/li\u003e\n  \u003cli\u003ePleated construction increases surface area to preserve airflow\u003c\/li\u003e\n  \u003cli\u003eBalanced design helps protect HVAC components while maintaining efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow can I keep track of replacement dates easily?\u003c\/h3\u003e\n\u003cp\u003eFiltrete supports a simple digital reminder via the Filtrete Smart App: scan the barcode on the packaging and set a 30, 60 or 90-day countdown to receive a notification when it’s time to swap filters. For hands-on users, mark a date on the filter frame or set a calendar reminder to keep replacements consistent.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eScan packaging barcode in the Filtrete Smart App to set reminders\u003c\/li\u003e\n  \u003cli\u003eChoose a 30\/60\/90-day countdown depending on home conditions\u003c\/li\u003e\n  \u003cli\u003eManual backups: label filters or set calendar alerts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: homeowners and renters seeking a cost-effective, low-effort way to improve household air quality without the airflow penalties of denser filters. The Filtrete 16x20x1 MPR 700 4-pack fits typical residential furnaces and AC systems, is useful for homes with pets or seasonal pollen exposure, and suits anyone who prefers scheduled, three-month maintenance cycles. If you need higher microscopic particle capture (for specialized medical or industrial needs), consider higher-MERV options; for everyday dust and pet dander control with reliable airflow, this Filtrete filter is a practical choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is MPR 700 the same as MERV 8?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. MPR 700 corresponds to a MERV 8 performance level, suitable for trapping common household particles while maintaining airflow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change the Filtrete 1-inch filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 90 days for typical homes; change more often if you have pets, allergies, or high dust levels.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585518489939,"sku":"B0B1PFJ1Z4","price":100.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-4-pack.jpg?v=1786671682"},{"product_id":"filtrete-filtro-electrostatico-20x20x1-merv-8-mpr-700-4-unidades-1-pulg-pleado-captura-polvo-y-polen","title":"Filtrete 20x20x1 Furnace\/AC Air Filter MERV 8 (MPR 700) 4-Pack — 1\" Pleated Electrostatic, 90-Day","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x20x1 MERV 8 (MPR 700) is a pleated electrostatic air filter designed to capture lint, pollen, dust, and pet dander while maintaining good airflow for 90-day service intervals.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIf you want a reliable furnace or AC filter that balances particle capture with HVAC performance, this Filtrete 4-pack offers an electrostatically charged 1-inch pleated design rated MPR 700 (equivalent to MERV 8). It’s engineered to attract and trap common household particles more effectively than non-electrostatic or washable fiberglass filters, and it’s sized to fit standard 20 x 20 x 1 filter slots (actual size 19.880 x 19.880 x 0.78 in). The package contains four filters meant for roughly 90 days of use per filter under typical residential conditions.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve indoor air without restricting airflow?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete 3-in-1 technology combines pleated media and an electrostatic charge, which pulls particles from the airstream while preserving low resistance to airflow. That helps your furnace or air conditioner run efficiently and keeps ventilation effective. It outperforms basic fiberglass and washable designs at capturing small to medium particles without creating excessive pressure drop.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectrostatic pleated media attracts and holds particles.\u003c\/li\u003e\n  \u003cli\u003eMERV 8 (MPR 700) balance of capture vs airflow for residential HVAC.\u003c\/li\u003e\n  \u003cli\u003eDesigned for typical 90-day replacement to maintain system efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat types of particles will the MPR 700 filter capture in my home?\u003c\/h3\u003e\n\u003cp\u003eMPR 700 targets common airborne irritants found around homes, reducing the concentration of lint, pollen, dust, and pet dander as air cycles through your system. While not a hospital-grade filter, it meaningfully reduces these everyday particles and helps keep vents, coils, and ducts cleaner. It’s a practical step toward fresher indoor air when combined with regular cleaning and ventilation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEffective on pollen and pet dander that aggravate allergies.\u003c\/li\u003e\n  \u003cli\u003eCaptures household dust, lint, and larger airborne particulates.\u003c\/li\u003e\n  \u003cli\u003eHelps reduce buildup on HVAC components, supporting performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change the filter and how do I track replacements?\u003c\/h3\u003e\n\u003cp\u003eFor a 1-inch Filtrete filter, change every 90 days under normal household conditions; households with pets, smokers, or higher dust loads may need to change it every 30–60 days. Filtrete supports replacement tracking via the Filtrete Smart App: scan the barcode, choose a 30\/60\/90-day cycle, and receive a notification when it’s time to swap filters. Regular replacement preserves capture efficiency and keeps your system running smoothly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard recommendation: replace every 90 days for 1-inch filters.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App barcode scan to set reminders.\u003c\/li\u003e\n  \u003cli\u003eIncrease frequency for pets, allergies, or heavy particulate loads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my HVAC system and will it affect performance?\u003c\/h3\u003e\n\u003cp\u003eThe filters are labeled for nominal 20x20x1 filter slots; actual dimensions are 19.880 x 19.880 x 0.78 inches, so verify your return grille or filter cabinet accepts these actual measurements. Because it’s designed for low resistance airflow at MERV 8, most residential furnaces and air conditioners will operate without added strain. Always confirm your system’s filter size and manufacturer guidance before installing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual dimensions: 19.880 x 19.880 x 0.78 in — check your slot clearance.\u003c\/li\u003e\n  \u003cli\u003eMERV 8 (MPR 700) suitable for most residential HVAC setups.\u003c\/li\u003e\n  \u003cli\u003eFour filters in the pack for multiple change cycles or multiple units.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This Filtrete 4-pack is a good fit for homeowners and renters who want better-than-basic filtration for everyday household particles without the airflow penalties of higher-MERV industrial filters. It’s especially useful for homes with pets, seasonal pollen, or routine dust where balanced performance, easy app-based replacement reminders, and trusted brand reliability are priorities.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is MPR 700 the same as MERV 8?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. MPR 700 corresponds to a MERV 8 rating, meaning it captures medium-sized particles while maintaining good airflow for residential systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this filter in both furnace and central AC?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. This 1-inch Filtrete filter is suitable for most furnaces and central air conditioning systems that accept 20x20x1 filters.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585518457171,"sku":"B0B1P17ZD6","price":97.02,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-20x20x1-frontal-packaging.jpg?v=1786671684"},{"product_id":"filtrete-filtro-de-aire-20x30x1-mpr-700-pack-de-4-electrostatico-merv-8-y-facil-instalacion","title":"Filtrete 20x30x1 Air Filter 4-Pack — MPR 700 (MERV 8), Pleated Electrostatic for HVAC","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x30x1 MPR 700 air filters (4-pack) are pleated, electrostatically charged HVAC filters designed to attract and trap common household particles like dust, pollen and pet dander while maintaining airflow for heating and cooling systems.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters use the brand’s 3-in-1 technology and an electrostatic charge to collect more airborne particles than standard non-electrostatic pleated or washable screens. Each 1-inch filter is rated MPR 700 (equivalent to MERV 8) and comes as a convenient four-pack for quarterly replacement, helping you keep indoor air cleaner with routine changes.\u003c\/p\u003e\n\n\u003ch3\u003eWhat makes Filtrete MPR 700 different from basic fiberglass or washable filters?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 700 uses an electrostatic charge and pleated media to increase particle capture without severely restricting airflow. Compared to flat fiberglass and washable options, the pleated, charged design captures more and smaller particles while preserving HVAC performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eElectrostatically charged media attracts particles rather than relying only on mechanical interception.\u003c\/li\u003e\n\u003cli\u003ePleated construction expands surface area for longer life and better capture.\u003c\/li\u003e\n\u003cli\u003eMPR 700 \/ MERV 8 rating targets common household particles like pollen and pet dander.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change these 1-inch HVAC filters and how does the Filtrete app help?\u003c\/h3\u003e\n\u003cp\u003eFor 1-inch filters, Filtrete recommends replacing them at least every 90 days; homes with pets or higher dust loads may need changes every 30–60 days. The Filtrete Smart App simplifies reminders: scan the barcode, pick 30\/60\/90 days, and receive a notification when it’s time to swap filters.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStandard replacement interval: 90 days for typical households.\u003c\/li\u003e\n\u003cli\u003eShorten to 30–60 days if you have pets, allergies, or heavy dust.\u003c\/li\u003e\n\u003cli\u003eUse the app barcode scan to set automatic replacement alerts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these filters affect my HVAC system’s airflow or efficiency?\u003c\/h3\u003e\n\u003cp\u003eFiltrete pleated MPR 700 filters are engineered to balance filtration and airflow so your furnace or AC can run efficiently. Their pleated design increases media area, which helps maintain airflow while capturing more particles than thin fiberglass pads.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePleated media increases filter surface area to reduce pressure drop.\u003c\/li\u003e\n\u003cli\u003eDesigned for typical residential HVAC systems that accept 1-inch filters.\u003c\/li\u003e\n\u003cli\u003eChanging filters regularly helps preserve system efficiency and longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat types of particles will these filters capture?\u003c\/h3\u003e\n\u003cp\u003eThese filters target common indoor particles including lint, dust, pollen and pet dander, improving overall household air cleanliness. The MPR 700 rating corresponds to strong performance on larger and many mid-sized particles without being a high-restriction high-MERV unit.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCaptures lint, dust, pollen and pet dander effectively.\u003c\/li\u003e\n\u003cli\u003eMPR 700 rating provides reliable performance for everyday indoor particles.\u003c\/li\u003e\n\u003cli\u003eNot a replacement for specialized medical-grade filters where required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Filtrete 20x30x1 MPR 700 4-pack is aimed at homeowners and renters who want a practical, quarterly-maintenance filtration upgrade over disposable fiberglass or washable filters. It suits households with pets, seasonal pollen concerns, or anyone seeking a balance between improved particle capture and continued HVAC performance—plus convenient app-based replacement reminders for busy schedules.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does MPR 700 mean for particle capture?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: MPR 700 indicates the filter captures common household particles (pollen, dust, pet dander) with performance roughly equivalent to MERV 8.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use these filters in any 1-inch HVAC slot?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, these 20x30x1 filters fit standard 1-inch residential furnace and air conditioner slots sized 20x30 inches.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585518588243,"sku":"B0B1NTQLM3","price":114.63,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-20x30x1-frontal-empaque.jpg?v=1786671685"},{"product_id":"filtrete-filtro-de-aire-16x25x1-mpr-700-merv-8-4-unidades-electrostatico-3-meses-para-hvac","title":"Filtrete 16x25x1 MPR 700 (MERV 8) Pleated Air Filter 4-Pack — 3-Month Electrostatic, Tough on Pollen","description":"\u003cp\u003e\u003cstrong\u003eThe Filtrete 16x25x1 MPR 700 pleated air filter is an electrostatically charged 3-month HVAC filter that captures common household particles like pollen, dust, lint and pet dander while maintaining airflow.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for use in furnaces, air conditioners and home HVAC systems, this Filtrete 4-pack combines pleated construction with an electrostatic charge to improve particle capture compared with basic fibreglass or washable filters. Each 1-inch-thick filter is sized at an actual 15.68 x 24.56 x 0.78 inches and rated MPR 700 (equivalent to MERV 8), making it a practical choice when you want better everyday filtration without specialized high-MERV equipment.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve indoor air compared with standard filters?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 700 filter uses pleated media plus an electrostatic attraction to snag more particles as air passes through your system. That means airborne lint, pollen, and pet dander are more likely to be held by the filter rather than recirculating in the home.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectrostatically charged pleated media captures small and mid-size particles.\u003c\/li\u003e\n  \u003cli\u003eMPR 700 \/ MERV 8 rating targets household pollutants without heavy airflow resistance.\u003c\/li\u003e\n  \u003cli\u003ePleated design increases surface area for longer capture before replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace a 1-inch Filtrete MPR 700 filter?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends replacing these 1-inch filters every 90 days under typical home conditions to keep performance consistent. If you have pets, allergies, or higher pollution levels, check the filter monthly and replace sooner as it fills with trapped debris.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard household use: replace every 90 days.\u003c\/li\u003e\n  \u003cli\u003eHomes with pets or allergy sufferers: inspect monthly and change more often.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App barcode scan to set 30\/60\/90 day reminders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter work with my furnace or air conditioner?\u003c\/h3\u003e\n\u003cp\u003eYes—this 16x25x1 Filtrete is compatible with most furnaces, air handlers and packaged HVAC units that accept 1-inch replacement filters. Always confirm the nominal size marked on your existing filter slot; the actual dimensions for these Filtrete units are 15.68 x 24.56 x 0.78 inches.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits systems that require 1-inch pleated filters of the same nominal dimensions.\u003c\/li\u003e\n  \u003cli\u003eMaintains airflow while capturing common household particles.\u003c\/li\u003e\n  \u003cli\u003eFour filters per pack provide seasonal replacements or spare inventory.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the Filtrete Smart App help manage filter changes?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete Smart App lets you scan the barcode on the filter package to start a replacement countdown, reducing guesswork about when to swap filters. Choose a 30, 60 or 90-day cycle and receive a notification when it's time to replace.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBarcode scanning starts the replacement timer instantly.\u003c\/li\u003e\n  \u003cli\u003eSelectable intervals (30\/60\/90 days) adapt to household needs.\u003c\/li\u003e\n  \u003cli\u003ePush notifications remind you to change filters on schedule.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters seeking a reliable, mid-grade filtration upgrade for everyday indoor air quality—especially those with pets, seasonal allergies, or a desire to reduce common airborne debris. This Filtrete 4-pack balances particle capture and airflow for routine HVAC maintenance without requiring specialized equipment or filter cabinets. If you want a straightforward, replace-every-90-days solution that outperforms basic fibreglass or washable filters, the MPR 700 pleated Filtrete is a solid choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does MPR 700 mean for performance?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: MPR 700 indicates the filter’s ability to capture small to medium particles; it correlates to a MERV 8 performance level suitable for everyday home filtration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use one of these filters in any HVAC system?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use these in systems that accept 1-inch pleated filters of the same nominal size; verify your existing filter slot or owner’s manual before installing.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585518621011,"sku":"B0B1P5K3CV","price":109.38,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frente-empaque-4-pack.jpg?v=1786671681"},{"product_id":"filtrete-filtro-12x20x1-mpr-300-merv-5-paquete-6-plisado-electrostatico-para-polvo-domestico","title":"Filtrete HVAC Air Filter 12x20x1 MPR 300 (6-Pack) Pleated Electrostatic MERV 5 for Dust Reduction","description":"\u003cb\u003eFiltrete 12x20x1 MPR 300 is a six-pack of 1-inch pleated, electrostatically charged HVAC filters (actual size 11.81 x 19.81 x 0.81 in) designed to reduce lint and household dust with a MERV 5 rating for three-month use.\u003c\/b\u003e\n\n\u003cp\u003eThis six-pack from Filtrete (3M) delivers a practical balance of particle capture and airflow for standard home furnaces and air conditioners. Built with electrostatically charged fibers and a pleated construction, these filters attract and hold larger airborne particles such as dust, lint, and pollen while allowing your HVAC system to operate efficiently. Each filter is intended for routine replacement every 90 days, and the pack gives you spares for several filter cycles or multiple zones in larger homes.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter remove dust without slowing my HVAC system?\u003c\/h3\u003e\n\u003cp\u003eFiltrete’s MPR 300 media uses a combination of positively and negatively charged fibers to act like tiny magnets for airborne particles. The pleated design increases surface area so the filter captures contaminants while maintaining airflow, helping reduce strain on fans and motors compared with dense, high-restriction media.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectrostatic fibers attract dust, pollen, and lint.\u003c\/li\u003e\n  \u003cli\u003ePleated construction increases capture area without excessive resistance.\u003c\/li\u003e\n  \u003cli\u003eMERV 5 \/ MPR 300 balance of filtration and airflow for standard systems.\u003c\/li\u003e\n  \u003cli\u003eRecommended replacement every 90 days to preserve efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this fit my 12x20x1 filter slot and how exact is the sizing?\u003c\/h3\u003e\n\u003cp\u003eThese filters are sold as nominally 12x20x1 but the actual manufactured size is 11.81 x 19.81 x 0.81 inches. That slight difference is normal and compatible with most HVAC return grilles and furnace slots labeled 12x20x1. Always verify your system’s required filter thickness and orientation before installation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual dimensions: 11.81 x 19.81 x 0.81 in.\u003c\/li\u003e\n  \u003cli\u003eFits furnaces, air conditioners, and central HVAC systems requiring 12x20x1 filters.\u003c\/li\u003e\n  \u003cli\u003eInstall with arrow pointing to airflow direction for best performance.\u003c\/li\u003e\n  \u003cli\u003eSix filters in the box for multiple replacements or locations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change these filters and can an app help me remember?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends changing these pleated filters every three months for typical home use, though high-dust homes, pets, or allergy seasons may require more frequent replacement. Filtrete provides a Smart App (iOS and Android) that lets you schedule 30-, 60- or 90-day reminders so you don’t forget routine maintenance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard recommendation: replace every 90 days.\u003c\/li\u003e\n  \u003cli\u003eShorten interval for pets, smokers, or dusty conditions.\u003c\/li\u003e\n  \u003cli\u003eUse Filtrete Smart App to set automatic change reminders.\u003c\/li\u003e\n  \u003cli\u003eKeeping spare filters on hand ensures timely swaps and consistent performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kinds of particles does MPR 300 capture and what is its performance level?\u003c\/h3\u003e\n\u003cp\u003eThe MPR 300 \/ MERV 5 rating is optimized for capturing common household particles such as lint, large dust, pollen, and larger dust-mite debris. While it is effective for general dust reduction and surface cleanliness, it is not designed for capturing ultrafine aerosols or medical-grade filtration.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTargets lint, household dust, pollen, and larger particles.\u003c\/li\u003e\n  \u003cli\u003eRated MPR 300 and MERV 5 for basic dust defense.\u003c\/li\u003e\n  \u003cli\u003eOutperforms basic fiberglass and washable one-inch filters in particle attraction.\u003c\/li\u003e\n  \u003cli\u003eNot intended as HEPA or clinical-level filtration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this product for: homeowners and renters with standard central HVAC systems who want a reliable, cost-effective way to reduce household dust and maintain system efficiency. This six-pack is ideal for those who prefer scheduled maintenance—families, pet owners, or anyone who wants spare filters on hand to swap every three months without frequent shopping trips.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does a Filtrete MPR 300 filter last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 90 days under normal conditions; change sooner for pets, smokers, or heavy dust.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is MPR 300 the same as MERV 5?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: MPR 300 corresponds roughly to MERV 5, indicating basic household dust and pollen capture.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585730466131,"sku":"B07FNW9TMT","price":93.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-packaging-6-filtros.jpg?v=1786673242"},{"product_id":"filtrete-filtro-20x20x1-mpr-300-merv-5-pack-6-pleado-electrostatico-para-hvac-reemplazo-cada-90-dias","title":"Filtrete 20x20x1 Air Filter MPR 300 (MERV 5) — 6-Pack Pleated Electrostatic, Dust Defense","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x20x1 MPR 300 (MERV 5) is a six-pack of pleated electrostatic HVAC filters designed to capture household dust, lint and pollen while letting air flow efficiently through standard furnaces and air conditioners.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you want a straightforward, budget-friendly filter that improves surface cleanliness and reduces large airborne particles, this Filtrete 3M filter is built for routine home use. The pack contains six 1-inch pleated filters with an electrostatically charged media (300 MPR) and a MERV 5 rating, intended for quarterly replacement in residential HVAC systems. Its design balances particle capture with low airflow resistance so your system can run smoothly while trapping common contaminants.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter remove dust and pollen from my home?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 300 uses electrostatically charged fibers that attract and hold particles as air passes through the pleated media. Unlike flat fiberglass or washable reusable filters, the charged fibers increase capture efficiency for larger and some mid-sized particles, helping keep surfaces cleaner.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectrostatic charge draws in positively and negatively charged particles.\u003c\/li\u003e\n  \u003cli\u003ePleated media offers more surface area for trapping lint, dust and pollen.\u003c\/li\u003e\n  \u003cli\u003e300 MPR corresponds to a rating optimized for household dust reduction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill using these filters affect my HVAC system’s efficiency?\u003c\/h3\u003e\n\u003cp\u003eThese 1-inch pleated filters are engineered to remove particles without significantly restricting airflow when replaced on schedule. Keeping the filter clean reduces motor strain and can support consistent heating and cooling performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLow-profile 0.81\" thickness suits standard 20x20x1 filter slots.\u003c\/li\u003e\n  \u003cli\u003eQuarterly replacement helps maintain steady airflow and system efficiency.\u003c\/li\u003e\n  \u003cli\u003ePacked in six, so replacements are on hand for routine maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace Filtrete MPR 300 filters and why?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends changing this filter every 90 days for average household conditions. Replacement frequency can vary with pets, occupancy, dust levels, and local air quality—more frequent changes keep capture efficiency consistent.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard guidance: replace every three months for typical homes.\u003c\/li\u003e\n  \u003cli\u003eBusy homes or pets: check and replace more often as needed.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to set 30\/60\/90-day reminders for convenience.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich HVAC systems and sizes is this filter compatible with?\u003c\/h3\u003e\n\u003cp\u003eThis Filtrete pack is intended for equipment that accepts 20x20x1 nominal filters; the actual filter dimensions are 19.69\" x 19.69\" x 0.81\". It fits most residential furnaces, air handlers and window or wall-mounted HVAC units designed for that size.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNominal size: 20x20x1; actual dimensions provided for accurate fitting.\u003c\/li\u003e\n  \u003cli\u003eSuitable for furnaces, central air systems and HVAC return grilles needing 1-inch filters.\u003c\/li\u003e\n  \u003cli\u003eSix filters per pack for multiple units or future replacements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Filtrete 20x20x1 MPR 300, MERV 5 six-pack is aimed at homeowners and renters who want an affordable, easy-to-use filter that improves indoor cleanliness and protects HVAC components without the higher resistance of dense allergy-grade filters. It’s a practical choice for routine seasonal maintenance, multi-room homes that need several replacements, or anyone who prefers pleated electrostatic technology over basic fiberglass or reusable options. If you have severe allergies or need to capture very fine particles like smoke or ultrafine allergens, consider higher-MERV options; otherwise, this Filtrete pack is a reliable, widely compatible option for everyday air care.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does MPR 300 and MERV 5 mean for performance?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: MPR 300 indicates capture of common household dust and particles; MERV 5 rates the filter for low-to-moderate particle removal while maintaining good airflow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use these in any 20x20x1 slot?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—these filters measure 19.69 x 19.69 x 0.81 inches and fit most HVAC returns that accept nominal 20x20x1 filters.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585730531667,"sku":"B07FNXS7G9","price":110.42,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-pack-frontal-6-filtros.jpg?v=1786673242"},{"product_id":"filtrete-20x24x1-air-filter-merv-5-6-pack-pleated-electrostatic-3-month-mpr-300","title":"Filtrete 20x24x1 Air Filter MERV 5 — 6-Pack Pleated Electrostatic, 3-Month MPR 300","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x24x1 MPR 300 is a six-pack of 1-inch pleated, electrostatically charged HVAC filters (actual size 19.81\" x 23.81\" x 0.81\") designed to trap lint, household dust and larger airborne particles while maintaining airflow for your furnace or air conditioner.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters use an electrostatically charged pleated media to attract and hold particles that conventional fiberglass or washable one-inch filters miss. Rated MPR 300 and MERV 5, the filters are intended for routine 90-day replacement to help keep vents and heat-exchange surfaces cleaner while preserving system efficiency. Each box contains six filters so you can keep spares on hand or service multiple units.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter capture dust and pollen?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete media is electrostatically charged so fibers act like tiny magnets, drawing in both positively and negatively charged particles as air moves through the pleats. That design increases the filter’s ability to hold larger particles such as household dust and pollen without dramatically restricting airflow.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectrostatic fibers attract particles for improved retention.\u003c\/li\u003e\n  \u003cli\u003ePleated design increases surface area for more capture per pass.\u003c\/li\u003e\n  \u003cli\u003e300 MPR \/ MERV 5 rating targets large-particle removal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these filters affect my HVAC performance or energy use?\u003c\/h3\u003e\n\u003cp\u003eBecause the filter is a one-inch pleated design, it balances particle capture with airflow to avoid undue strain on most residential systems. Replacing a dirty filter every three months helps maintain airflow and keeps the blower and heat exchanger cleaner, which can support consistent equipment operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for standard 20x24x1 slots — actual dimensions 19.81\" x 23.81\" x 0.81\".\u003c\/li\u003e\n  \u003cli\u003eRegular replacement prevents buildup that can reduce system efficiency.\u003c\/li\u003e\n  \u003cli\u003eCompatible with furnaces, central air conditioners and HVAC return vents.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace each Filtrete 20x24x1 filter?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends replacing this 1-inch pleated filter every 90 days under typical home conditions. Individual circumstances — pets, smokers, heavy dust, or allergy seasons — can require more frequent changes to maintain performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard guideline: change every 3 months for typical homes.\u003c\/li\u003e\n  \u003cli\u003eChange sooner if you notice visible dirt, odors, or reduced airflow.\u003c\/li\u003e\n  \u003cli\u003eUse Filtrete Smart App reminders to set 30\/60\/90-day alerts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes Filtrete different from fiberglass or washable filters?\u003c\/h3\u003e\n\u003cp\u003eThe electrostatically charged media captures more particles than plain fiberglass or non-electrostatic washable options, especially larger allergy-aggravating particles. The pleated format gives more filtering surface in the same one-inch thickness, increasing dust-holding capacity before replacement is needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectrostatic attraction enhances capture of microparticles and dust.\u003c\/li\u003e\n  \u003cli\u003ePleated construction offers greater surface area than flat fiberglass.\u003c\/li\u003e\n  \u003cli\u003eSingle-inch, disposable filters avoid performance decline of washable types.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: homeowners and renters with standard 20x24x1 filter slots who want a reliable, low-maintenance filter to reduce visible dust and common airborne particles. This six-pack is practical for multi-unit homes, seasonal stocking, or customers who prefer swapping filters every three months to maintain cleaner HVAC components and steady airflow.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these filters compatible with standard 20x24x1 slots?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Actual dimensions are 19.81\" x 23.81\" x 0.81\", designed to fit standard 20x24x1 filter housings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does each Filtrete MPR 300 filter last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Typical replacement is every 90 days; change sooner for pets, smokers, or heavy dust conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585730597203,"sku":"B07FNW9VTV","price":113.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-20x24x1.jpg?v=1786673240"},{"product_id":"filtrete-filtro-de-aire-20x20x1-merv-11-mpr-1000-3-meses-captura-alergenos-y-pelo-de-mascota","title":"Filtrete 20x20x1 Air Filter MERV 11 (MPR 1000) 4-Pack — Allergens \u0026 Pet Dander Protection, 3-Month Pleated Filters","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x20x1 MERV 11 (MPR 1000) pleated air filters are 1-inch HVAC replacement filters designed to trap allergens, pet dander, smoke and household dust while maintaining reliable airflow for up to 90 days.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters use 3M's Filtrete 3-in-1 media to capture both large debris and many of the finer microparticles that pass through typical home HVAC systems. With a MPR of 1000 and a MERV 11 classification, the filters balance particle capture and airflow so your furnace or air conditioner can perform efficiently without sacrificing filtration. The package contains four 20 x 20 x 1 filters (actual size 19.68 x 19.68 x 0.81 in) intended for routine quarterly replacement.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve indoor air quality?\u003c\/h3\u003e\n\u003cp\u003eThis Filtrete filter captures a wide range of particles from household air, reducing the amount of visible dust and many fine irritants. It’s not a medical device, but designed to help lower airborne particulates that contribute to everyday indoor contamination.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTraps lint, pollen and larger particles with pleated media.\u003c\/li\u003e\n  \u003cli\u003eCaptures microparticles (0.3–1.0 micron range) more effectively than minimum MERV 11 specs.\u003c\/li\u003e\n  \u003cli\u003eHelps reduce pet dander and some smoke and smog components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it affect my HVAC system’s airflow or energy use?\u003c\/h3\u003e\n\u003cp\u003eFiltrete 3-in-1 media is engineered to provide filtration while maintaining reliable airflow for most residential furnaces and air conditioners when replaced on schedule. Regularly changing filters helps avoid strain on the system and preserves efficiency.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1-inch pleated design balances capture and airflow.\u003c\/li\u003e\n  \u003cli\u003eRecommended change interval: every 90 days for typical household use.\u003c\/li\u003e\n  \u003cli\u003eQuarterly replacement helps prevent reduced airflow and extra energy draw.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I know when to replace these filters?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends changing this 1-inch filter at least every 90 days for optimal performance; homes with pets, smokers, or high dust may need more frequent changes. For convenience, you can use the Filtrete Smart App to set replacement reminders by scanning the barcode on the packaging.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard replacement interval: 30, 60, or 90 days selectable in the app.\u003c\/li\u003e\n  \u003cli\u003eChange sooner in homes with pets, allergy sufferers, or heavy air pollution.\u003c\/li\u003e\n  \u003cli\u003eVisual inspection: replace if visibly dirty or airflow is reduced.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this filter suitable for allergy or asthma households?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1000 filter is certified asthma and allergy-friendly and helps capture many common household allergens. While it can reduce particulate exposure, it does not eliminate all triggers and should be part of a broader allergen-management approach.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCertified asthma \u0026amp; allergy-friendly by applicable standards.\u003c\/li\u003e\n  \u003cli\u003eCaptures common allergy contributors like dust, pollen and pet dander.\u003c\/li\u003e\n  \u003cli\u003eUse alongside cleaning and ventilation practices for best results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters with standard residential furnaces, air conditioners, or HVAC systems who want improved airborne particle capture without sacrificing airflow. It’s a practical choice for families with pets, seasonal allergies, or anyone seeking routine filtration maintenance with easy app-based reminders and quarterly replacement cadence.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change a Filtrete 20x20x1 MPR 1000 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 90 days under normal conditions; sooner for homes with pets, smokers, or high dust.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will a MERV 11 (MPR 1000) filter fit my residential HVAC?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, this 20x20x1 Filtrete fits standard 20 x 20 x 1 slots; confirm your unit’s filter size before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585939591507,"sku":"B000P7BJHQ","price":102.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-filtro-frontal-empaque.jpg?v=1786676703"},{"product_id":"filtrete-18x20x1-merv-11-mpr-1000-pleated-air-filters-4-pack-allergy-pet-dander-protection-3-month-life","title":"Filtrete 18x20x1 MERV 11 (MPR 1000) Pleated Air Filters, 4-Pack — Allergy \u0026 Pet Dander Protection, 3-Month Life","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 18x20x1 MERV 11 (MPR 1000) pleated air filters are a four-pack of 1-inch HVAC filters designed to capture allergens, pet dander, smoke and household dust while preserving reliable airflow for three months of use.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters, made by 3M, combine a high-efficiency media and pleated construction to remove a wide range of particles from home air. With a MPR 1000 rating and MERV 11 performance, they are intended for routine furnace, air conditioner and whole-home HVAC maintenance, balancing particle capture with the airflow your system needs. The package contains four identical 18 x 20 x 1-inch filters (actual size 17.68 x 19.68 x 0.81 in) and is labeled for a typical three-month replacement cycle.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this filter improve my indoor air quality?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1000 media is engineered to trap both visible and microscopic particles that circulate through HVAC systems. It captures larger debris like lint and pollen while also reducing airborne pet dander, smoke residue and fine dust particles that contribute to home irritation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMERV 11 \/ MPR 1000 rating for broad particle capture.\u003c\/li\u003e\n  \u003cli\u003ePleated media increases surface area to trap more particles.\u003c\/li\u003e\n  \u003cli\u003eCertified asthma \u0026amp; allergy-friendly design for allergen reduction.\u003c\/li\u003e\n  \u003cli\u003eWorks across furnaces, air conditioners and whole-home HVAC units.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these filters restrict my system’s airflow or cause strain?\u003c\/h3\u003e\n\u003cp\u003eFiltrete balances filtration efficiency with airflow considerations to avoid excessive strain on most residential systems when replaced on schedule. Using the correct size and changing the filter about every 90 days helps maintain efficient airflow and protects HVAC components from particle buildup.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1-inch pleated design optimized for residential airflow.\u003c\/li\u003e\n  \u003cli\u003eReplace at least every 90 days for peak performance.\u003c\/li\u003e\n  \u003cli\u003eFits standard filter slots for easy installation and removal.\u003c\/li\u003e\n  \u003cli\u003eFour-pack provides routine replacements across a year.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I know when to change the filter and can I track replacements?\u003c\/h3\u003e\n\u003cp\u003eThe recommended cadence is to replace each filter approximately every three months, though households with pets or high particulate exposure may need more frequent changes. Filtrete offers a Smart App that scans the filter barcode and sets 30-, 60- or 90-day reminders so you receive notifications when it’s time to swap in a fresh filter.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSet reminders in the Filtrete Smart App via barcode scanning.\u003c\/li\u003e\n  \u003cli\u003eChoose a 30\/60\/90-day countdown to match your home’s needs.\u003c\/li\u003e\n  \u003cli\u003eVisual inspection can signal earlier replacement if visibly dirty.\u003c\/li\u003e\n  \u003cli\u003eFour filters cover multiple seasonal changes or 12 months of use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this filter right for homes with pets or seasonal allergy sufferers?\u003c\/h3\u003e\n\u003cp\u003eYes — this product is marketed for allergen and pet dander capture and is certified asthma and allergy-friendly. Its MERV 11 performance helps reduce many common household irritants, making it a practical choice for families managing pet hair, dander or seasonal pollen exposure.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCertified for allergy-friendly use to help reduce triggers.\u003c\/li\u003e\n  \u003cli\u003eTargets pet dander, pollen, smoke particulates and dust.\u003c\/li\u003e\n  \u003cli\u003eFour-count packaging helps maintain consistent protection.\u003c\/li\u003e\n  \u003cli\u003eWorks in standard furnaces and HVAC units for whole-home coverage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters seeking a dependable, mid-to-high-efficiency HVAC air filter that balances particle removal with system airflow. It’s a suitable option for households with pets, seasonal allergies or moderate indoor pollution where routine maintenance and a three-month replacement schedule are practical. For homes with very high pollution or severe sensitivities, consider evaluating higher-MERV systems or supplementary air-cleaning options in consultation with HVAC professionals.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace a Filtrete 18x20x1 MERV 11 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 90 days under typical conditions; replace sooner if you have pets or high dust levels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will a MERV 11 Filtrete filter fit my home HVAC system?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If your system uses 1-inch 18x20x1 filters, this Filtrete will fit; confirm your HVAC’s maximum MERV recommendation first.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585962824019,"sku":"B005F5D1JC","price":101.44,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-18x20x1.jpg?v=1786677054"},{"product_id":"filtrete-filtro-para-aire-16x25x1-merv-11-mpr-1000-paquete-de-4-electrostatico-3-meses","title":"Filtrete 16x25x1 Air Filter MERV 11 (MPR 1000) - 4-Pack Pleated Electrostatic 3-Month Filters","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 16x25x1 MPR 1000 (MERV 11) is a pleated electrostatic HVAC filter sold as a 4-pack of 1-inch, 3-month filters designed to capture allergens, pet dander, and many microparticles while maintaining reliable airflow.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters use electrostatically charged fibers and a pleated design to attract and trap particles that standard fiberglass or washable filters often miss. Rated MPR 1000 and MERV 11, the media is engineered to balance particle capture with airflow so your furnace and air conditioner keep operating efficiently. Each pack contains four filters sized at an actual 15.68 x 24.68 x 0.81 inches, intended for routine replacement every 90 days under normal household conditions.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve my home's air quality?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete 3-in-1 electrostatic media pulls in particles of different sizes by using charged fibers that attract airborne contaminants much like tiny magnets. As air passes through the pleats, both large debris and smaller microparticles are captured, reducing what circulates through ducts and into living spaces.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures household dust, pollen, mold spores, pet dander, and smoke.\u003c\/li\u003e\n  \u003cli\u003eMPR 1000 rating targets microparticles in the 0.3–1.0 micron range.\u003c\/li\u003e\n  \u003cli\u003eElectrostatic charge improves capture versus non-charged fiberglass filters.\u003c\/li\u003e\n  \u003cli\u003ePleated construction increases surface area for longer effective life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these filters affect my HVAC system's efficiency?\u003c\/h3\u003e\n\u003cp\u003eFiltrete filters are designed to trap airborne particles without overly restricting airflow when used as recommended. Regularly changing the filter—typically every 90 days—helps prevent buildup that can strain blowers or decrease system efficiency.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMERV 11 rating balances filtration with acceptable airflow for most residential systems.\u003c\/li\u003e\n  \u003cli\u003ePleated design reduces pressure drop compared to densely packed media alternatives.\u003c\/li\u003e\n  \u003cli\u003eRecommended quarterly replacement helps maintain motor and coil cleanliness.\u003c\/li\u003e\n  \u003cli\u003eUsing the Filtrete Smart App can remind you to replace filters on schedule.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long will each filter last and how do I know when to change it?\u003c\/h3\u003e\n\u003cp\u003eEach Filtrete 16x25x1 filter is intended for around 90 days of service under typical household conditions. Actual life varies with home environment—pets, occupants, cooking, and outdoor pollution can shorten filter life—so inspect periodically and replace sooner if visibly dirty or airflow is reduced.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard recommendation: change every 90 days for optimal performance.\u003c\/li\u003e\n  \u003cli\u003eHomes with pets or heavy dust may need changes every 30–60 days.\u003c\/li\u003e\n  \u003cli\u003eFiltrete Smart App offers barcode scanning and replacement reminders.\u003c\/li\u003e\n  \u003cli\u003eVisually check pleats; dark, clogged media indicates replacement is due.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the practical benefits of choosing Filtrete MPR 1000 filters?\u003c\/h3\u003e\n\u003cp\u003eThese filters offer a practical combination of particle removal and convenience: certified for allergy-friendly environments, compatible with most residential HVAC systems, and sold in a 4-pack for scheduled replacement. Filtrete’s long-standing development by 3M engineers aims to reduce common indoor pollutants while helping appliances run cleaner.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly by relevant organizations.\u003c\/li\u003e\n  \u003cli\u003ePack of four supports a full year of seasonal changes for many households.\u003c\/li\u003e\n  \u003cli\u003eDesigned to capture both visible debris and many smaller microparticles.\u003c\/li\u003e\n  \u003cli\u003eCompatible with furnaces, air conditioners, and central HVAC systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Homeowners and renters seeking an easy, proven way to reduce airborne allergens and pet dander without major HVAC changes will find this Filtrete 16x25x1 MPR 1000 4-pack useful. It fits most standard residential return grills and systems that accept 1-inch pleated filters, and it’s a sensible choice for households with pets, seasonal allergies, or anyone wanting cleaner indoor air with routine maintenance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Filtrete MPR 1000 the same as MERV 11?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: MPR 1000 corresponds to filtration performance for microparticles and is rated approximately MERV 11, meaning moderate to high particle capture for residential use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change these 1-inch filters?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 90 days under typical conditions; homes with pets or heavy dust may require changes every 30–60 days.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585962955091,"sku":"B005GZ89WU","price":101.44,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-16x25x1.jpg?v=1786677054"},{"product_id":"filtrete-filtro-20x25x1-merv-13-mpr-1900-pack-2-alta-captura-y-alto-flujo","title":"Filtrete 20x25x1 Air Filter MERV 13 (MPR 1900) 2-Pack — 1\" Pleated High Airflow for Home HVAC","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x25x1 MERV 13 (MPR 1900) is a two-pack, 1-inch pleated HVAC filter designed to trap a wide range of airborne particles while maintaining high airflow for residential heating and cooling systems.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you want a replacement filter that balances strong particle capture with efficient airflow, this Filtrete set is engineered for typical home furnaces and air conditioners. Made with Filtrete’s 3-in-1 filtration technology and rated MPR 1900 \/ MERV 13, these 1-inch pleated filters are intended for seasonal use and routine replacement every 90 days for best results.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter perform without overworking my HVAC system?\u003c\/h3\u003e\n\u003cp\u003eFiltrete’s MPR 1900 filters are built to deliver higher airflow than many other 1\" MERV 13 retail filters while still removing fine and larger particles. That means your system can move air efficiently while the media captures contaminants.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHighest reported airflow among residential 1\" MERV 13 filters (California Energy Commission data).\u003c\/li\u003e\n  \u003cli\u003ePleated design increases surface area for filtration with lower resistance.\u003c\/li\u003e\n  \u003cli\u003eWorks with most standard furnace and air handler units rated for 1\" filters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kinds of particles will this Filtrete filter capture?\u003c\/h3\u003e\n\u003cp\u003eThe filter is designed to trap a spectrum of particles, from larger debris like lint and pollen to many microparticles down to the submicron range. It’s useful for general household air cleaning, including pet dander and smoke particulates.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMPR 1900 and MERV 13 rating for enhanced microparticle capture (0.3–1.0 micron range).\u003c\/li\u003e\n  \u003cli\u003eEffective against common allergens: dust, pollen, pet dander, and mold spores.\u003c\/li\u003e\n  \u003cli\u003eHelps reduce airborne lint and household dust accumulation on surfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change the Filtrete 20x25x1 filter and how do I remember?\u003c\/h3\u003e\n\u003cp\u003eFor typical residential use, Filtrete recommends replacing this 1-inch pleated filter every 90 days, though homes with pets or heavy pollutant loads may need more frequent changes. Filtrete’s Smart App can simplify reminders by scanning the barcode and setting a 30-, 60- or 90-day countdown.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard replacement interval: every 90 days for normal household conditions.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App for barcode scanning and automated reminders.\u003c\/li\u003e\n  \u003cli\u003eShorten the interval in homes with smokers, pets, or high dust load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this Filtrete filter appropriate for allergy or asthma concerns?\u003c\/h3\u003e\n\u003cp\u003eThis filter is certified asthma- and allergy-friendly and captures many airborne allergens commonly found in homes. It’s intended to contribute to cleaner indoor air when used properly and replaced on schedule, though it is not a medical device.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly per the referenced certification.\u003c\/li\u003e\n  \u003cli\u003eReduces common household allergens and airborne dust.\u003c\/li\u003e\n  \u003cli\u003eRecommended as part of a broader indoor air quality approach (ventilation, cleaning).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this Filtrete 20x25x1 MERV 13 pack for? This product suits homeowners and renters who want a high-performance replacement filter that balances strong particle capture with maintained airflow. It’s a practical choice for households with pets, seasonal allergy concerns, or anyone seeking reliable, easy-to-install 1\" filters and app-based reminder tools. Use in residential furnaces, air handlers, and central air systems; replace regularly for best operation.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this 1-inch filter in any home HVAC system?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes for most residential systems that accept 1\" filters; always confirm your unit’s filter size and compatibility first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does each Filtrete filter last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Each filter is designed for up to 90 days under normal household conditions; replace sooner with pets or heavy stains.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585998573907,"sku":"B00TUDHC0O","price":90.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-20x25x1_9cb48e55-79e2-44b7-afff-161c0ef1f13b.jpg?v=1786677590"},{"product_id":"filtrete-filtro-hvac-14x30x1-merv-13-mpr-1900-paquete-de-2-captura-microparticulas-y-flujo-de-aire-eficiente","title":"Filtrete 14x30x1 MERV 13 Air Filter 2-Pack (MPR 1900) — 3-Month High-Flow Pleated HVAC Filters","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 14x30x1 MERV 13 (MPR 1900) is a two-pack of 1-inch pleated HVAC filters engineered to capture microscopic and large airborne particles while maintaining strong airflow for 3-month residential use.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Filtrete filter pair combines high-efficiency media with a slim, pleated design so your furnace or air conditioner can remove contaminants without excessive system strain. Made by 3M and rated MPR 1900 with a MERV 13 classification, these filters are intended for routine household HVAC maintenance and are sized to fit systems that accept a 14x30x1 nominal filter (actual 13.81x29.81x0.78 in). The pack includes two filters designed to be replaced every 90 days for consistent performance.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter balance filtration and airflow?\u003c\/h3\u003e\n\n\u003cp\u003eThe Filtrete 14x30x1 MERV 13 uses a pleated synthetic media optimized to capture very small particles while allowing air to pass efficiently. Compared with other residential 1-inch MERV 13 retail filters, it is engineered for higher airflow to reduce resistance on home HVAC systems.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHigh-efficiency media traps microparticles between 0.3–1 micron.\u003c\/li\u003e\n  \u003cli\u003eMPR 1900 rating indicates elevated particle capture capability.\u003c\/li\u003e\n  \u003cli\u003ePleated construction increases surface area for better flow.\u003c\/li\u003e\n  \u003cli\u003eDesigned to meet common residential furnace and air conditioner specifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat types of particles will it remove from my home air?\u003c\/h3\u003e\n\n\u003cp\u003eThis filter is formulated to pull out a wide range of airborne contaminants, from visible dust and pollen to ultrafine particles that can carry bacteria or viral material. It’s also certified asthma and allergy-friendly for common household triggers.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCaptures large particles like lint, pollen and household dust.\u003c\/li\u003e\n  \u003cli\u003eReduces pet dander and smoke particulates.\u003c\/li\u003e\n  \u003cli\u003eHelps capture microscopic particles including some bacteria-sized particles.\u003c\/li\u003e\n  \u003cli\u003eDesigned to lower airborne particles that contribute to indoor irritation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace these filters and how can I remember?\u003c\/h3\u003e\n\n\u003cp\u003eFiltrete recommends changing this 1-inch pleated filter every 90 days for reliable airflow and filtration. Use the Filtrete Smart App to set reminders by scanning the barcode on the packaging and choosing a 30-, 60- or 90-day replacement schedule.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eStandard recommended replacement: once every 90 days for typical residential use.\u003c\/li\u003e\n  \u003cli\u003eUse Filtrete Smart App for automatic replacement reminders.\u003c\/li\u003e\n  \u003cli\u003eMore frequent changes may be needed in homes with pets or high pollutant loads.\u003c\/li\u003e\n  \u003cli\u003eReplacing regularly maintains system efficiency and consistent particle capture.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter work with my furnace or air conditioner?\u003c\/h3\u003e\n\n\u003cp\u003eThe filters are intended for residential HVAC systems that accept 14x30x1 nominal filters; the actual dimensions are 13.81x29.81x0.78 inches. They are suitable for typical furnaces, air conditioners and combined HVAC systems used in homes.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eNominal size: 14x30x1; actual size provided for accurate fit checking.\u003c\/li\u003e\n  \u003cli\u003eDesigned for standard 1-inch filter slots in residential units.\u003c\/li\u003e\n  \u003cli\u003eWorks in both heating and cooling cycles without modification.\u003c\/li\u003e\n  \u003cli\u003eNot intended for industrial or non-residential HVAC systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Filtrete 14x30x1 MERV 13 (MPR 1900) 2-pack is aimed at homeowners who want stronger particle removal than basic filters while preserving good airflow for their HVAC system. It suits families with pets, allergy sufferers, or anyone looking to reduce household dust, pollen and many microscopic particles without switching to a thicker or system-specific filter. Use it as a routine three-month replacement in compatible residential furnaces and air conditioners to help maintain cleaner indoor air and steady system performance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this filter compatible with my 14x30x1 furnace slot?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The nominal size is 14x30x1; actual dimensions are 13.81x29.81x0.78 inches, so it fits standard residential 1-inch filter slots.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long will each Filtrete MERV 13 filter last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Each filter is designed for up to 90 days of typical residential use; change sooner in homes with heavy dust, pets, or smoke.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585999229267,"sku":"B00TUDHSL2","price":101.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-14x30x1.jpg?v=1786677614"},{"product_id":"filtrete-filtros-de-aire-16x25x1-merv-12-pack-2-mpr-1500-3-meses-de-proteccion-y-flujo-fiable","title":"Filtrete 16x25x1 Air Filter MERV 12 (MPR 1500) — 2-Pack Pleated Filters, 3-Month Life","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 16x25x1 MERV 12 (MPR 1500) is a pleated 1-inch HVAC filter sold as a 2-pack designed to capture a wide range of household particles while preserving reliable airflow for three months per filter.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete air filters combine a high MPR 1500 rating with a MERV 12 performance level to trap both visible contaminants like lint and pollen and many smaller airborne particles. Made with Filtrete’s multilayer media, each pleated filter balances particle capture and airflow for furnaces, air conditioners, and central HVAC systems. The 2-pack supply provides two replacement filters sized to the actual dimensions of 15.62 x 24.62 x 0.78 inches, and Filtrete supports convenient change reminders through the Filtrete Smart App.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter fit my furnace or air conditioner?\u003c\/h3\u003e\n\u003cp\u003eThe filter comes in a standard 1-inch pleated format intended for most residential HVAC return slots that accept 16x25x1 filters. Check the actual slot size on your system and use the measured dimensions to confirm fit before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual filter size: 15.62 x 24.62 x 0.78 inches.\u003c\/li\u003e\n  \u003cli\u003eSuitable for furnaces, central air handlers and many window or wall return grills that accept 1-inch filters.\u003c\/li\u003e\n  \u003cli\u003eSold as a 2-pack for easy scheduled swaps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kinds of particles will this Filtrete filter capture?\u003c\/h3\u003e\n\u003cp\u003eWith a 1500 MPR and a MERV 12 rating, the filter captures a broad spectrum of particles from large debris to many fine airborne contaminants. It is designed to trap household dust, pollen, pet dander, smoke particulates, and a measurable portion of very small particles.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-efficiency media for lint, pollen and dust capture.\u003c\/li\u003e\n  \u003cli\u003eTargets many microparticles including some bacteria-sized and smaller airborne particles.\u003c\/li\u003e\n  \u003cli\u003eHelps reduce visible dust buildup and common indoor allergens.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace these filters and how can I remember?\u003c\/h3\u003e\n\u003cp\u003eEach pleated filter is intended for up to 90 days of use under typical residential conditions; more frequent changes are advisable in homes with pets, smokers, or high dust loads. Use Filtrete’s Smart App to scan the barcode and choose a 30-, 60- or 90-day reminder for automated change alerts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard recommendation: change every 90 days for average households.\u003c\/li\u003e\n  \u003cli\u003eConsider replacing sooner for heavy use, allergies, or respiratory sensitivities.\u003c\/li\u003e\n  \u003cli\u003eBarcode scanning in the Filtrete Smart App sets replacement countdowns and notifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill using this filter affect my system’s airflow or energy use?\u003c\/h3\u003e\n\u003cp\u003eFiltrete designs these pleated 1-inch filters to balance filtration and airflow so typical residential HVAC systems maintain efficient operation. When replaced regularly as recommended, the filter helps sustain reliable airflow and avoids excess strain that can occur with overloaded or clogged filters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePleated construction preserves sufficient airflow while increasing surface area for capture.\u003c\/li\u003e\n  \u003cli\u003eRegular replacements reduce the risk of restricted airflow and energy inefficiency.\u003c\/li\u003e\n  \u003cli\u003eCompatible with most systems that accept 1-inch filters without requiring modification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters looking for a high-performance, easy-to-install 1-inch HVAC filter that improves indoor particle capture without complicated maintenance. This 2-pack suits families wanting regular replacements, people managing common indoor allergens, and anyone who prefers digital reminders for filter changes. Filtrete’s established brand support and app integration make these filters a practical choice for routine household air quality management.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these Filtrete filters compatible with all furnaces?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They fit most systems that accept 16x25x1 (actual 15.62 x 24.62 x 0.78 in) pleated filters; verify your system’s slot dimensions first.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does each filter last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Each filter is designed for up to 90 days under typical use; replace sooner for pets, smokers, or heavy dust.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585999262035,"sku":"B00TUDHII0","price":99.07,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frente-empaque_b7cd1051-b24d-43ad-af86-ed47ab275408.jpg?v=1786677615"},{"product_id":"filtrete-filtro-hvac-20x24x1-merv-13-mpr-1900-paquete-de-2-1-pulg-alta-captura-y-flujo-eficiente","title":"Filtrete 20x24x1 HVAC Air Filters MERV 13 MPR 1900 — 2-Pack, 3-Month High Filtration \u0026 Low Pressure Drop","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x24x1 MERV 13 (MPR 1900) is a two-pack of 1-inch pleated HVAC filters engineered to capture microscopic and larger particles while maintaining high airflow for residential furnaces and air conditioners.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters combine a MERV 13 rating with a 1900 MPR (Microparticle Performance Rating) and proprietary Filtrete 3-in-1 technology to capture a broad range of airborne particles—everything from lint and pollen to smaller microparticles—without imposing excessive resistance on your home HVAC system. Each filter is rated for roughly a 3-month service interval under normal household conditions and is sized to fit systems that accept a 20 x 24 x 1 (actual 19.81 x 23.81 x 0.78 in) filter. Filtrete also supports easy replacement reminders through its Smart App for iOS and Android.\u003c\/p\u003e\n\n\u003ch3\u003eHow well does this filter balance filtration and airflow?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1900, MERV 13 design focuses on strong particle capture while preserving airflow to avoid unnecessary strain on residential systems. It’s engineered to deliver higher airflow than many comparable retail MERV 13 1\" filters, according to manufacturer-claimed data. That helps maintain comfort and system efficiency while removing a wide size range of particles.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh MPR 1900 for enhanced microparticle capture\u003c\/li\u003e\n  \u003cli\u003eMERV 13 rating for broad-spectrum filtration of small and larger particles\u003c\/li\u003e\n  \u003cli\u003eDesigned to reduce pressure drop versus some other MERV 13 retail filters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kinds of particles can this Filtrete filter trap?\u003c\/h3\u003e\n\u003cp\u003eThis filter is built to capture both large allergens—like pollen, dust and pet dander—and smaller airborne particles, including many microparticles in the 0.3–1.0 micron size range. It’s intended to improve household air quality by reducing particulate load on the circulating air that reaches living spaces.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLarge particles: lint, pollen, household dust\u003c\/li\u003e\n  \u003cli\u003eAllergen sources: pet dander and mold spores\u003c\/li\u003e\n  \u003cli\u003eSmaller particles: microparticles down to 0.3 microns (captured at rated efficiency)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace the filter and how do reminders work?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends replacing each 1-inch pleated filter at least every 90 days under typical residential use to maintain performance and airflow. For added convenience, use the Filtrete Smart App to scan the barcode on the package and choose a 30-, 60- or 90-day reminder cadence; the app will notify you when it’s time to swap filters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard replacement: every 90 days for normal conditions\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App for barcode scanning and reminder setup\u003c\/li\u003e\n  \u003cli\u003eChoose 30\/60\/90-day countdown options based on household needs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my HVAC system and where can I use it?\u003c\/h3\u003e\n\u003cp\u003eThe pack includes two filters sized to the common nominal dimension 20 x 24 x 1, with the actual measurements listed on the package to ensure correct fit. These filters are intended for residential furnaces, air conditioners and combination HVAC setups that accept 1-inch pleated filters. Confirm the frame clearance in your equipment before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNominal size: 20 x 24 x 1 (actual 19.81 x 23.81 x 0.78 in)\u003c\/li\u003e\n  \u003cli\u003eDesigned for residential furnace and AC filter slots that accept 1\" pleats\u003c\/li\u003e\n  \u003cli\u003eSold as a 2-pack for two filter changes or two locations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters who want a retail-ready 1-inch HVAC filter that prioritizes particle removal while keeping airflow high. It’s a practical choice for households with allergies, pets, or regular airborne dust where maintaining system performance is important. Installers and property managers who need a reliable, widely available MERV 13 option for residential systems will also appreciate the two-pack format and app-based reminder features.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this Filtrete filter compatible with my 1-inch HVAC slot?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—this pack is nominally 20x24x1 (actual 19.81x23.81x0.78 in). Confirm your system accepts 1-inch pleated filters before installing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change the Filtrete MERV 13 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Change at least every 90 days under normal conditions; use the Filtrete Smart App to set 30\/60\/90-day reminders.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585999393107,"sku":"B00TUDHSM6","price":95.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-20x24x1.jpg?v=1786677614"},{"product_id":"filtrete-filtro-de-aire-24x24x1-merv-13-pack-2-mpr-1900-1-pulg-alta-captura-de-microparticulas","title":"Filtrete 24x24x1 MERV 13 Air Filter — 2-Pack MPR 1900 Pleated 1-inch Filters, High Airflow","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 24x24x1 MERV 13 (MPR 1900) 2-pack are pleated HVAC filters designed to capture microscopic and larger particles while maintaining higher airflow than other residential 1\" MERV 13 filters.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters by 3M combine a high MPR 1900 rating with a certified MERV 13 efficiency to help reduce airborne particles such as pollen, pet dander, smoke, and many microparticles down to 0.3–1.0 microns. Packaged as two 1-inch pleated filters, they’re intended for standard home furnaces, air conditioners, and HVAC return grilles and are recommended for replacement every 90 days, or sooner in higher-pollution or pet-heavy households.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this filter affect airflow and my HVAC’s performance?\u003c\/h3\u003e\n\u003cp\u003eFiltrete engineered these 1-inch MERV 13 filters to deliver better airflow than typical residential MERV 13 competitors, helping your HVAC system move air efficiently while still trapping fine particles. Better airflow can reduce strain on your system compared with denser filters that restrict circulation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh airflow design proven against other retail 1\" MERV 13 filters.\u003c\/li\u003e\n  \u003cli\u003ePleated media balances particle capture with reduced air resistance.\u003c\/li\u003e\n  \u003cli\u003eWorks with standard home HVAC fans without requiring system changes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kinds of particles does this Filtrete filter remove?\u003c\/h3\u003e\n\u003cp\u003eThis filter targets a range of contaminants: large particles like lint and pollen, common household allergens such as pet dander, and many microparticles including smoke and bacteria-size particulates. While not a medical device, it helps lower airborne dust and many small particles that pass through a typical home system.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures pollen, mold spores, and household dust.\u003c\/li\u003e\n  \u003cli\u003eReduces pet dander and lint from circulating air.\u003c\/li\u003e\n  \u003cli\u003eCollects microparticles in the 0.3–1.0 micron range with a high capture rate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace the filter and can I get reminders?\u003c\/h3\u003e\n\u003cp\u003eFor most homes, Filtrete recommends replacing this 1-inch pleated filter every 90 days to maintain airflow and filtration performance. If you have pets, live near construction, or experience higher indoor pollutants, check and replace more often. You can set reminders by scanning the filter barcode in the Filtrete Smart App to choose 30-, 60- or 90-day replacement notifications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard replacement interval: 90 days for typical residential use.\u003c\/li\u003e\n  \u003cli\u003eAdjust frequency for pets, allergies, or high pollution exposure.\u003c\/li\u003e\n  \u003cli\u003eUse Filtrete Smart App for barcode scanning and automatic reminders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this filter safe for allergy or asthma sufferers?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1900 MERV 13 filter is certified asthma and allergy-friendly and was developed to reduce many common household allergens that can aggravate symptoms. It does not treat or prevent medical conditions, but it can lower airborne allergen loads when used as part of broader home management strategies.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly by an independent program.\u003c\/li\u003e\n  \u003cli\u003eHelps reduce airborne pollen, pet dander, and dust mite debris.\u003c\/li\u003e\n  \u003cli\u003eBest used in combination with cleaning and humidity control measures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters who want a balance of strong particle capture and good airflow in a standard 1-inch furnace or AC filter. Ideal for people with pets, seasonal allergies, or those wanting a higher-performing residential MERV 13 option that integrates with app-based replacement reminders. Not intended for industrial use or medical isolation; designed for residential HVAC systems.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this Filtrete filter in any home HVAC system?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it fits standard 24x24x1 return grilles and residential furnaces or AC units that accept 1\" filters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this filter block viruses and bacteria completely?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It captures many microparticles, including some bacteria-size particles, but it does not guarantee complete virus removal or medical protection.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54585999425875,"sku":"B00TUDHPRE","price":98.22,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-24x24x1.jpg?v=1786677614"},{"product_id":"filtrete-filtro-de-aire-20x30x1-merv-13-mpr-1900-pack-2-alta-captura-y-buen-flujo-de-aire","title":"Filtrete 20x30x1 MERV 13 Air Filters (2-Pack) MPR 1900 — 1\" Pleated, 3-Month Life, High Airflow","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x30x1 MERV 13 (MPR 1900) is a 2-pack of pleated 1\" HVAC filters engineered to capture fine microparticles while preserving strong airflow for residential furnaces and air conditioners.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Filtrete filter set combines a high MPR 1900 rating with a MERV 13 classification to trap a range of airborne particles—from large dust and pollen to many microparticles sized 0.3–1.0 microns—while maintaining better airflow than competing retail 1\" MERV 13 filters. Manufactured by 3M, these 3-month pleated filters are intended for routine use in home HVAC systems and come with smart-app reminders to help you replace them on schedule.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter balance filtration and HVAC airflow?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1900 design uses a pleated media and a tuned fiber matrix to capture particles without excessively restricting airflow. That means your heating or cooling system can run efficiently while the filter collects contaminants.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMERV 13 rating for strong particle capture across many sizes\u003c\/li\u003e\n  \u003cli\u003eMPR 1900 engineered for higher airflow relative to other 1\" MERV 13 retail filters\u003c\/li\u003e\n  \u003cli\u003ePleated construction increases surface area for longer service life\u003c\/li\u003e\n  \u003cli\u003eDesigned for standard 1\" HVAC filter slots in furnaces and AC units\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat types of particles will it capture in a home?\u003c\/h3\u003e\n\u003cp\u003eThis Filtrete filter targets a broad spectrum of airborne matter: visible large particles such as lint and pollen, mid-sized allergens like pet dander, and many microparticles that can carry bacteria or viruses. It helps reduce common household pollutants that contribute to indoor dust and odors.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures lint, dust, pollen and mold spores\u003c\/li\u003e\n  \u003cli\u003eReduces pet dander and many smoke particles\u003c\/li\u003e\n  \u003cli\u003eCaptures microscopic particles (0.3–1.0 microns) at a high rate\u003c\/li\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly for residential environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change these 20x30x1 filters and how do I remember?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends replacing the pleated 1\" filter at least every 90 days under typical residential conditions. The Filtrete Smart App simplifies tracking: scan the package barcode, choose a 30\/60\/90-day cadence, and receive replacement reminders when it’s time to swap filters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard 3-month replacement interval for normal residential use\u003c\/li\u003e\n  \u003cli\u003eShorten interval if you have pets, smokers, or high dust levels\u003c\/li\u003e\n  \u003cli\u003eUse Filtrete Smart App barcode scan to set automated reminders\u003c\/li\u003e\n  \u003cli\u003eTwo filters per pack for sequential replacements or multi-zone systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my furnace or AC system?\u003c\/h3\u003e\n\u003cp\u003eThe listed actual size is 19.62 x 29.62 x 0.78 inches and is intended for standard 1\" filter slots in residential HVAC equipment. Always double-check your system’s required filter dimensions and placement direction before installing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual dimensions: 19.62 x 29.62 x 0.78 inches (fits 20x30x1 slots)\u003c\/li\u003e\n  \u003cli\u003eWorks in furnaces, central air conditioners, and standard HVAC systems\u003c\/li\u003e\n  \u003cli\u003eResidential use only—verify compatibility with your unit manual\u003c\/li\u003e\n  \u003cli\u003eTwo-pack provides a spare or coverage for two systems\/filters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this filter for? Homeowners seeking stronger particle capture without sacrificing HVAC performance will appreciate this Filtrete 20x30x1 MPR 1900 MERV 13 two-pack. It’s well suited for families with allergies, pet owners, or anyone wanting improved home air cleanliness while keeping their furnace and air conditioner operating efficiently. If you need higher filtration than standard MERV 8 filters but still require good airflow through a 1\" slot, this Filtrete option is a practical choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this filter compatible with my 20x30x1 HVAC slot?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The actual size is 19.62 x 29.62 x 0.78 inches and fits standard 20x30x1 residential filter slots.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change the Filtrete MERV 13 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace at least every 90 days for typical home use, sooner if you have pets, smokers, or elevated dust.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54586063814995,"sku":"B07CQKXGD7","price":98.12,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque-20x30x1.jpg?v=1786678542"},{"product_id":"filtrete-24x24x1-air-filters-merv-12-mpr-1500-2-pack-pleated-hvac-filters-allergy-friendly","title":"Filtrete 24x24x1 Air Filters, MERV 12 MPR 1500 — 2-Pack Pleated HVAC Filters, Allergy-Friendly","description":"\u003cstrong\u003eFiltrete 24x24x1 MERV 12 (MPR 1500) is a two-pack of pleated HVAC filters engineered to trap a wide range of airborne particles while maintaining airflow for home heating and cooling systems.\u003c\/strong\u003e\n\n\u003cp\u003eThis Filtrete 2‑pack (24 x 24 x 1) pairs MPR 1500 with a MERV 12 rating to capture both large allergens and many microscopic particles. Built with Filtrete 3‑in‑1 media technology from 3M, these 1‑inch pleated filters are intended for furnace, air conditioner and HVAC use and are designed to be replaced roughly every 90 days for steady performance. The filters are certified asthma and allergy-friendly and connect to the Filtrete Smart App via barcode scanning for replacement reminders.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter balance particle capture and airflow?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1500 media is engineered to catch a broad spectrum of particulates without overly restricting air movement through HVAC systems. Its pleated design increases surface area so it can trap more contaminants while allowing your system to operate efficiently.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMERV 12 rating for strong mid-to-high efficiency particle capture\u003c\/li\u003e\n  \u003cli\u003eMPR 1500 targets microparticles in the 0.3–1.0 micron range\u003c\/li\u003e\n  \u003cli\u003ePleated 1\" construction increases filter surface area for airflow\u003c\/li\u003e\n  \u003cli\u003eIntended for routine replacement to maintain system efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kinds of particles will these filters remove from household air?\u003c\/h3\u003e\n\u003cp\u003eThese filters are made to reduce common indoor contaminants including visible debris and many microscopic irritants. They capture things like dust, pet dander, pollen and smoke, while also providing meaningful capture of small airborne particles.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLarge particles: lint, household dust, and pollen\u003c\/li\u003e\n  \u003cli\u003eMedium particles: pet dander and some mold spores\u003c\/li\u003e\n  \u003cli\u003eMicroparticles: smoke, bacteria‑sized particles and a portion of virus‑sized particulates\u003c\/li\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly by independent testing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I change the Filtrete 24x24x1 filters?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends replacing the 1‑inch pleated filters at least every 90 days under typical residential conditions. Homes with pets, smokers, or heavy allergen loads may need more frequent changes, while lightly used systems could sometimes go longer—monitor airflow and filter discoloration.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard guideline: replace every 90 days\u003c\/li\u003e\n  \u003cli\u003eHigh-use\/allergen homes: consider 30–60 day intervals\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to set 30\/60\/90‑day reminders\u003c\/li\u003e\n  \u003cli\u003eInspect visually: darkening or reduced airflow signals replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use these filters in any home HVAC or furnace system?\u003c\/h3\u003e\n\u003cp\u003eThese 24x24x1 filters fit systems that accept a 1‑inch filter with those dimensions and are suitable for most residential furnaces, air handlers and air conditioners. Check your system manufacturer’s recommendations to ensure a MERV 12 filter is appropriate for your equipment and won’t void warranties.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits standard 24 x 24 x 1 filter slots in residential systems\u003c\/li\u003e\n  \u003cli\u003eWorks in furnaces, air conditioners and whole‑home HVAC units\u003c\/li\u003e\n  \u003cli\u003eVerify your system accepts MERV 12 filters before use\u003c\/li\u003e\n  \u003cli\u003eEasy barcode scan with Filtrete Smart App for reminders\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Filtrete 24x24x1 MERV 12 MPR 1500 2‑pack is aimed at homeowners who want a reliable, higher‑efficiency 1‑inch filter that captures a broad range of particles without significantly reducing airflow. It suits families with pets, seasonal allergy sufferers, and anyone wanting an app‑enabled reminder system for regular filter changes, provided their HVAC equipment supports a MERV 12 filter.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will a MERV 12 filter restrict my HVAC airflow?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: When matched to compatible systems, MERV 12 filters maintain proper airflow; check your system specs and replace regularly to avoid buildup that can restrict flow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I get reminders to change my Filtrete filters?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Scan the filter barcode with the Filtrete Smart App and choose 30, 60 or 90-day reminders to receive notifications when it’s time to replace.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54586064240979,"sku":"B07CSZ1X24","price":96.24,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-24x24x1.jpg?v=1786678560"},{"product_id":"filtrete-12x24x1-air-filter-merv-5-6-pack-mpr-300-pleated-electrostatic-3-month","title":"Filtrete 12x24x1 Air Filter MERV 5 — 6-Pack MPR 300 Pleated Electrostatic, 3-Month","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 12x24x1 MPR 300 is a six-pack of 1\" pleated electrostatic air filters (MERV 5) designed to remove household dust and larger airborne particles while letting air flow freely through typical furnaces and central air systems.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters use an electrostatically charged pleated media to attract and hold lint, pollen, dust mite debris and other common large particles. Each pack contains six 12x24x1 filters rated MPR 300 and MERV 5, intended for routine 90-day replacement in residential HVAC systems. The lightweight, pleated construction balances particle capture with airflow to help keep systems operating efficiently between filter changes.\u003c\/p\u003e\n\n\u003ch3\u003eWhat does this Filtrete 12x24x1 filter remove?\u003c\/h3\u003e\n\u003cp\u003eThis filter is optimized to capture larger airborne contaminants that settle on surfaces and aggravate indoor dust buildup. It’s not designed for ultrafine particles like some higher-rated filters, but it reliably traps lint, pollen, pet dander clumps and visible household dust.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMPR 300 and MERV 5 rating for common large particles\u003c\/li\u003e\n  \u003cli\u003eElectrostatic fibers attract charged dust and pollen\u003c\/li\u003e\n  \u003cli\u003ePleated media increases surface area for more capture\u003c\/li\u003e\n  \u003cli\u003eHelps reduce dust settling on surfaces and vents\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long will one filter last and when should I replace it?\u003c\/h3\u003e\n\u003cp\u003eEach 1\" Filtrete pleated filter is designed for about three months of typical household use. Replacement frequency can vary with pets, dust levels, household size and HVAC runtime; homes with more airborne debris may need changes more often.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard recommendation: replace every 90 days\u003c\/li\u003e\n  \u003cli\u003eChange sooner if you notice restricted airflow or visible dirt buildup\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to schedule 30\/60\/90-day reminders\u003c\/li\u003e\n  \u003cli\u003eKeep extra filters from the six-pack on hand for quick swaps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my furnace, air conditioner or HVAC return?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete model is made for systems that accept nominal 12x24x1 filters; actual filter dimensions are 11.69\" x 23.69\" x 0.81\". Check your equipment slot to confirm these actual dimensions fit snugly without bending the frame.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNominal size: 12x24x1 — actual measured size listed on packaging\u003c\/li\u003e\n  \u003cli\u003eWorks in standard furnace, air handler and return grille housings\u003c\/li\u003e\n  \u003cli\u003eReplace with the same nominal size if your slot accepts 12x24x1 filters\u003c\/li\u003e\n  \u003cli\u003eDo not force a filter into a smaller or warped frame\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the electrostatic design affect performance and system efficiency?\u003c\/h3\u003e\n\u003cp\u003eElectrostatically charged fibers create an attraction that helps pull charged particles from air as it flows through the pleats. That boosts capture of common dust and pollen while preserving airflow better than dense, high-resistance media would—helping your HVAC system run without excessive strain.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCharged fibers act like tiny magnets to grab particles\u003c\/li\u003e\n  \u003cli\u003ePleated construction increases filtration area without heavy airflow resistance\u003c\/li\u003e\n  \u003cli\u003eLighter load on fans and motors compared with overly dense filters\u003c\/li\u003e\n  \u003cli\u003eRegular changes maintain peak airflow and system efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Homeowners and renters with standard central heating and cooling systems who want an affordable, easy-to-install filter that reduces visible dust and pollen between seasonal cleanings. This six-pack fits families or single households that prefer keeping spare filters available and want an electrostatic option that balances particle capture with airflow. If you need to address very fine particles, smoke or airborne pathogens, consider filters with higher MPR\/MERV ratings designed for those specific concerns.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this Filtrete filter compatible with my 12x24x1 slot?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — nominal size 12x24x1; actual dimensions are 11.69\" x 23.69\" x 0.81\", so confirm your slot fits those measurements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change the Filtrete MPR 300 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Change every 90 days under typical conditions; replace sooner with pets, heavy dust, or high HVAC runtime.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54587460845907,"sku":"B07FQK912B","price":102.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging.jpg?v=1786704985"},{"product_id":"filtrete-16x25x1-air-filter-6-pack-mpr-300-merv-5-pleated-electrostatic-for-furnaces-ac","title":"Filtrete 16x25x1 Air Filter 6-Pack MPR 300 (MERV 5) Pleated Electrostatic for Furnaces \u0026 AC","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 16x25x1 MPR 300 (MERV 5) is a 6-pack of pleated electrostatic HVAC filters designed to capture lint, household dust and dust-mite debris while allowing efficient airflow.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters use the brand’s 3-in-1 technology and a 300 MPR \/ MERV 5 rating to trap common household particles in furnaces, central air conditioners and other standard HVAC systems. Each pack contains six 1-inch pleated filters with actual dimensions of 15.69\" x 24.69\" x 0.81\", intended for routine 90-day replacement for steady performance. The electrostatic pleats outperform basic fiberglass and washable screens by improving particle capture without overly restricting airflow.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this filter fit into my furnace or AC?\u003c\/h3\u003e\n\u003cp\u003eThis Filtrete 16x25x1 filter is built for standard HVAC slots that call for a 16x25x1 nominal size. Note the actual measured dimensions to ensure a proper fit, and confirm your system accepts 1\" pleated filters before purchase.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eActual dimensions: 15.69\" x 24.69\" x 0.81\" — fits most 16x25x1 slots\u003c\/li\u003e\n\u003cli\u003eDesigned for furnaces, central air handlers and compatible HVAC returns\u003c\/li\u003e\n\u003cli\u003ePack of six allows replacement in multiple systems or spare storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kind of particles does a MPR 300 \/ MERV 5 filter remove?\u003c\/h3\u003e\n\u003cp\u003eWith a 300 MPR and MERV 5 classification, this filter targets common larger particles found in homes. It captures lint, household dust, dust-mite debris and other everyday contaminants while permitting adequate airflow for heating and cooling efficiency.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEffective on lint, visible dust and dust-mite fragments\u003c\/li\u003e\n\u003cli\u003eNot designed for medical-grade filtration or ultra-fine particles\u003c\/li\u003e\n\u003cli\u003eBest for regular household air maintenance and improved indoor comfort\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace these pleated filters for best results?\u003c\/h3\u003e\n\u003cp\u003eFor typical residential use, Filtrete recommends swapping the filter at least every 90 days. High-traffic homes, pets, or smoky environments may require more frequent changes to keep performance steady and airflow unobstructed.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStandard replacement interval: every 90 days\u003c\/li\u003e\n\u003cli\u003eUse Filtrete Smart App reminders for 30-, 60- or 90-day alerts\u003c\/li\u003e\n\u003cli\u003eKeep extras from the 6-pack for seasonal or multiple-unit needs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy choose Filtrete pleated electrostatic filters over fiberglass or washable types?\u003c\/h3\u003e\n\u003cp\u003eFiltrete pleated electrostatic filters use charged fibers and increased surface area to trap particles more effectively than flat fiberglass or non-electrostatic washable screens. They strike a balance between particle capture and airflow, offering a practical upgrade for everyday indoor air quality.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePleated design increases filter surface area for better capture\u003c\/li\u003e\n\u003cli\u003eElectrostatic charge helps attract and hold small particles\u003c\/li\u003e\n\u003cli\u003eSimple, regular replacement keeps HVAC systems running efficiently\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Filtrete 16x25x1 MPR 300 (MERV 5) 6-pack is ideal for homeowners and renters seeking straightforward, affordable air-filter upgrades for standard furnaces and central air systems. Choose this pack if you want a reliable pleated filter that improves capture of everyday dust and lint, prefer scheduled replacement reminders through the Filtrete Smart App, or need multiple filters for different rooms or backup on hand. If you require fine-particle or medical-grade filtration, consider higher MPR\/MERV options instead.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this Filtrete filter the exact 16x25x1 size?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The nominal size is 16x25x1; measured dimensions are 15.69\" x 24.69\" x 0.81\"—confirm your slot accepts these actual sizes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change the Filtrete MPR 300 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace at least every 90 days for typical household use; change sooner in high-dust, pet, or smoky conditions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54587467301203,"sku":"B07FNW9WYB","price":110.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-16x25x1_9eeaad2b-30d7-4ce3-8a2b-4093de82e226.jpg?v=1786705195"},{"product_id":"filtrete-20x25x4-air-filter-merv-11-mpr-1000-2-pack-pleated-electrostatic-4-inch-for-hvac","title":"Filtrete 20x25x4 Air Filter MERV 11 MPR 1000 — 2-Pack Pleated Electrostatic 4-inch for HVAC","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 20x25x4 MPR 1000 is a pleated, electrostatic 4-inch HVAC filter (actual size 19.88 x 24.63 x 4.31 in) sold as a 2-pack to help reduce household airborne particles while maintaining airflow.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis Filtrete air filter uses proprietary 3-in-1 media and electrostatic attraction to collect a wide range of particulates—from larger dust and pollen to finer pet dander and smoke-related particles—while fitting furnaces, air conditioners, and media air cleaners that accept a 4.31-inch thickness. Rated MERV 11 and listed with an MPR of 1000, it balances particle capture and system compatibility to provide seasonal protection with a recommended annual replacement interval.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve indoor air without blocking airflow?\u003c\/h3\u003e\n\u003cp\u003eThe pleated design increases filtration surface area so the filter can trap more contaminants while letting air pass with minimal resistance. Filtrete’s electrostatic-treated fibers attract and hold smaller particles that plain mechanical filters might miss.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePleated 4-inch depth for expanded media area and longer service life\u003c\/li\u003e\n  \u003cli\u003eElectrostatic charge captures finer particles like pet dander and smoke residue\u003c\/li\u003e\n  \u003cli\u003eMERV 11 efficiency with MPR 1000 for improved capture of 0.3–1 micron particles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this fit my system and how do I confirm sizing?\u003c\/h3\u003e\n\u003cp\u003eCheck your unit’s filter slot or owner manual for required thickness and nominal size. This product’s actual dimensions are 19.88 x 24.63 x 4.31 inches and it works in systems that accept 4-inch media filters, including many Honeywell and Space-Gard applications.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual measurements listed to avoid size mismatch\u003c\/li\u003e\n  \u003cli\u003eCompatible with systems calling for 4.31\" or larger filter thickness\u003c\/li\u003e\n  \u003cli\u003eDesigned to work with Honeywell and AprilAire media housings and similar HVAC setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace these filters and what tools help me remember?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends replacing the 4-inch filter at least once every 12 months under normal residential use to maintain performance and airflow. Replacement frequency can increase with pets, smokers, or high dust loads; the Filtrete Smart App lets you schedule reminders so you don’t forget.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard guidance: replace at least every 12 months\u003c\/li\u003e\n  \u003cli\u003eUse Filtrete Smart App for 90-, 180- or 365-day reminder settings\u003c\/li\u003e\n  \u003cli\u003eInspect sooner in homes with pets, allergies, or heavy particulate sources\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kinds of particles does MPR 1000 \/ MERV 11 capture?\u003c\/h3\u003e\n\u003cp\u003eThe filter targets a range of airborne debris, capturing larger allergens like pollen and lint as well as many smaller particles down to the submicron range thanks to the MPR 1000 rating. While no residential filter removes every microscopic particle, this model reduces common indoor contaminants that contribute to visible dust and nuisance odors.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCollects pet dander, lint, pollen and household dust\u003c\/li\u003e\n  \u003cli\u003eHelps reduce smoke and smog-related fine particles\u003c\/li\u003e\n  \u003cli\u003eMPR and MERV ratings describe efficiency on smaller airborne particulates\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters with furnaces, air conditioners or media housings that accept 4-inch pleated filters, especially households with pets, seasonal allergy concerns, or urban pollution exposure. Choose this Filtrete 2-pack when you want a balance of stronger particle capture (MPR 1000 \/ MERV 11), longer media depth for less frequent change-outs, and compatibility with Honeywell, AprilAire and similar HVAC systems.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this Filtrete filter compatible with Honeywell and AprilAire systems?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—this 4-inch (actual 4.31\") pleated filter fits many Honeywell and AprilAire media housings and other systems that accept a 4-inch filter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I replace this 2-pack Filtrete filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace at least once every 12 months under normal conditions; inspect sooner if you have pets, smokers, or heavy dust exposure.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54587508621651,"sku":"B09RQCX5YR","price":162.72,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-20x25x4.jpg?v=1786705958"},{"product_id":"filtrete-14x25x1-air-filter-4-pack-merv-11-mpr-1000-pleated-3-month-filters-for-allergens-pet-dander","title":"Filtrete 14x25x1 Air Filter 4-Pack — MERV 11 (MPR 1000) Pleated 3-Month Filters for Allergens \u0026 Pet Dander","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 14x25x1 MERV 11 (MPR 1000) is a 4-pack of electrostatically charged 1\" pleated HVAC filters designed to capture allergens, pet dander, smoke and fine microparticles while maintaining reliable airflow for 3-month use.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters from 3M combine a 1000 Microparticle Performance Rating (MPR) with a MERV 11 classification to trap both large debris and smaller, allergy-aggravating particles. The pleated media uses positively and negatively charged fibers to attract contaminants as air cycles through your furnace or air conditioner, helping your system run cleaner and more efficiently. Each filter in this pack measures approximately 13.68 x 24.68 x 0.81 inches (marketed as 14x25x1) and is intended for replacement every 90 days under typical household conditions.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter reduce common household allergens?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1000 filter captures a wide range of particulate sizes, including pollen, pet dander, dust-mite debris, mold spores, smoke and smog. Its electrostatic charge increases capture efficiency compared with non-electrostatic fiberglass filters, helping remove particles that aggravate allergies.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eElectrostatically charged fibers attract both positively and negatively charged particles.\u003c\/li\u003e\n  \u003cli\u003ePleated design increases surface area for greater particle capture.\u003c\/li\u003e\n  \u003cli\u003eMERV 11 \/ MPR 1000 rated to trap many microparticles down to submicron sizes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter affect my HVAC airflow or energy use?\u003c\/h3\u003e\n\u003cp\u003eFiltrete designs these 1\" pleated filters to balance filtration and airflow for residential HVAC systems. When replaced every three months as recommended, they help prevent dirt buildup on coils and blowers, which can maintain system efficiency and potentially reduce strain on your equipment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1-inch thickness fits common furnace and AC slots without major resistance.\u003c\/li\u003e\n  \u003cli\u003ePleated media maintains airflow while increasing filtration area.\u003c\/li\u003e\n  \u003cli\u003eRegular replacement prevents efficiency loss from clogged filters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace these filters and how do I remember?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends changing these filters at least once every 90 days for typical homes; households with pets, smokers or high pollen exposure may need more frequent changes. For convenience, use the Filtrete Smart App to scan the filter barcode and set 30-, 60- or 90-day reminders for replacements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard recommendation: replace every 90 days under normal conditions.\u003c\/li\u003e\n  \u003cli\u003eHigh-contaminant homes: consider 30–60 day intervals for optimal air quality.\u003c\/li\u003e\n  \u003cli\u003eSmart App barcode scanning enables automated change reminders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this filter compatible with my furnace or air conditioner?\u003c\/h3\u003e\n\u003cp\u003eThese filters are intended for residential HVAC systems that accept 1\" pleated filters and the labeled size (actual 13.68 x 24.68 x 0.81 in). Confirm your system’s filter slot dimensions and manufacturer guidance to ensure proper fit and warranty compliance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual measured size: 13.68 x 24.68 x 0.81 inches (sold as 14x25x1).\u003c\/li\u003e\n  \u003cli\u003eWorks in furnaces, central air conditioners and most HVAC return grilles designed for 1\" filters.\u003c\/li\u003e\n  \u003cli\u003eCheck system manual or existing filter frame for exact size match before purchase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters who want a reliable, mid-level residential filter that reduces allergens and pet dander without major airflow penalties. This 4-pack suits households with seasonal allergy concerns, pets, or anyone seeking a trusted, easy-to-replace filter solution compatible with standard 1\" HVAC slots. If you need stronger filtration (e.g., medical settings or very smoky environments), consider higher MERV-rated options; for everyday home use, the Filtrete MPR 1000 balances particle capture and system performance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What size is the Filtrete 14x25x1 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The actual dimensions are 13.68 x 24.68 x 0.81 inches, commonly sold as 14x25x1.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does each filter last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Each filter is recommended for about 90 days under normal home conditions; replace sooner if you have pets or heavy dust.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54587512062291,"sku":"B005GZ8EHK","price":101.44,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-14x25x1.jpg?v=1786706040"},{"product_id":"filtrete-18x24x1-air-filter-merv-11-2-pack-mpr-1000-captures-allergens-pet-dander-3-month-life","title":"Filtrete 18x24x1 Air Filter MERV 11 (2-Pack) — MPR 1000, Captures Allergens \u0026 Pet Dander, 3-Month Life","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 18x24x1 MERV 11 (MPR 1000) is a two-pack of pleated 1-inch HVAC filters engineered to capture a wide range of airborne particles like pet dander, smoke, pollen and household dust while maintaining dependable airflow.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis pair of Filtrete filters from 3M combines pleated media and Filtrete 3-in-1 technology to trap both large and microscopic particles without overly restricting your heating or cooling system. Each filter is sized to fit standard 18 x 24 x 1 openings (actual 17.68 x 23.68 x 0.81 in), carries a MERV 11 classification and an MPR 1000 rating, and is intended for routine replacement every 90 days to sustain performance and indoor air quality.\u003c\/p\u003e\n\n\u003ch3\u003eHow will these filters affect indoor air quality each season?\u003c\/h3\u003e\n\n\u003cp\u003eThese Filtrete filters are designed to intercept a mix of visible debris and finer particulates that commonly circulate in homes. By capturing lint, pollen and pet dander as well as smaller particles like smoke and smog, they reduce the overall particle load moving through your HVAC system.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eRated MPR 1000 for enhanced microparticle capture (0.3–1.0 microns).\u003c\/li\u003e\n  \u003cli\u003eMERV 11 classification targets a range of household contaminants.\u003c\/li\u003e\n  \u003cli\u003ePleated construction increases media surface area for longer service life.\u003c\/li\u003e\n  \u003cli\u003eIntended 90-day replacement to keep filtration consistent.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill using these filters impact my furnace or AC performance?\u003c\/h3\u003e\n\n\u003cp\u003eFiltrete designs these 1-inch pleated filters to balance filtration and airflow, helping your system operate efficiently when filters are replaced on schedule. Properly fitted and changed every three months, they minimize strain on HVAC fans while still capturing many airborne particles.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eLow-profile 1\" thickness fits most standard slots without modification.\u003c\/li\u003e\n  \u003cli\u003ePleated media reduces pressure drop compared with denser filters.\u003c\/li\u003e\n  \u003cli\u003eReplacing every 90 days avoids buildup that can impede airflow.\u003c\/li\u003e\n  \u003cli\u003eWorks across furnaces, air conditioners and central HVAC systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I know when to replace these Filtrete filters?\u003c\/h3\u003e\n\n\u003cp\u003eReplace the filters at least every 90 days for consistent performance; more frequent changes may be needed in homes with pets, smokers, or high dust levels. You can also use the Filtrete Smart App to scan the barcode on the packaging and set 30-, 60- or 90-day reminders so you never miss a replacement.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eFactory barcode pairs with Filtrete Smart App for change reminders.\u003c\/li\u003e\n  \u003cli\u003eCheck visually: discolored or clogged pleats signal earlier replacement.\u003c\/li\u003e\n  \u003cli\u003ePets, allergies, or heavy pollution often require more frequent swaps.\u003c\/li\u003e\n  \u003cli\u003eFollow HVAC manufacturer guidance along with filter recommendations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat specific contaminants can these filters help reduce?\u003c\/h3\u003e\n\n\u003cp\u003eWith MPR 1000 and MERV 11 performance, these filters capture an array of particles that commonly circulate in homes, from large allergens to many fine particulates. While not a medical device, they reduce dust, pollen, pet dander and many smoke and smog particles that contribute to visible and invisible household dirt.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eLarge particles: lint, pet hair clumps and visible dust.\u003c\/li\u003e\n  \u003cli\u003eCommon allergens: pollen and some mold spores.\u003c\/li\u003e\n  \u003cli\u003eFine particulates: pet dander and many smoke or smog particles.\u003c\/li\u003e\n  \u003cli\u003eHelps keep HVAC components cleaner by trapping debris before it settles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners or renters who want stronger filtration than basic disposable filters without moving to bulky media models. This Filtrete 2-pack fits families with pets, seasonal allergies or anyone looking to reduce household dust and small airborne particles while maintaining reliable HVAC airflow. Choose this filter if you need a convenient, app-supported reminder system and a trusted brand with a track record in residential filtration.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change Filtrete 18x24x1 MERV 11 filters?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace at least every 90 days; change sooner with pets, smokers or heavy dust.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will these filters fit my standard 18 x 24 x 1 slot?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Actual size is 17.68 x 23.68 x 0.81 inches and fits standard 18x24x1 openings.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54593527677267,"sku":"B07CTPTG7Z","price":70.81,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-18x24x1.jpg?v=1786772358"},{"product_id":"filtrete-14x14x1-merv-11-air-filters-2-pack-mpr-1000-pleated-1-filters-for-allergens-pets-90-day","title":"Filtrete 14x14x1 MERV 11 Air Filters — 2-Pack (MPR 1000) Pleated 1\" Filters for Allergens \u0026 Pets, 90-Day","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 14x14x1 MPR 1000 (MERV 11) is a 2-pack of pleated 1\" AC and furnace filters designed to capture allergens, pet dander and many microparticles while maintaining reliable airflow for up to 90 days.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete filters, made by 3M, use the brand’s 3-in-1 filtration technology to trap a broad range of airborne particles — from large debris like lint and pollen to finer microparticles such as smoke and pet dander. Each filter measures 13.68 x 13.68 x 0.81 inches (sold as nominal 14x14x1) and carries a MPR 1000 rating and MERV 11 classification, balancing filtration efficiency with system airflow. They are sold as a two-count pack intended for seasonal maintenance of residential furnaces, air handlers and window AC units, with recommended replacement every 90 days for consistent performance.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this filter affect my indoor air quality?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1000 filter helps lower airborne allergen and dust loads by capturing a wide spectrum of particles as air passes through the pleated media. It is certified asthma and allergy-friendly and designed to reduce visible dust and many smaller particles that contribute to indoor air discomfort.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTraps large particles: lint, pollen, household dust.\u003c\/li\u003e\n  \u003cli\u003eCaptures microparticles: pet dander, smoke, smog (0.3–1.0 micron range targeted by media).\u003c\/li\u003e\n  \u003cli\u003eMPR 1000 \/ MERV 11 balances capture with airflow for most residential HVAC systems.\u003c\/li\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly for added indoor comfort.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace the Filtrete 14x14x1 filter?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends replacing this pleated 1-inch filter at least every 90 days to keep your HVAC operating efficiently and maintain consistent air quality. Homes with pets, smokers, or high dust conditions may need more frequent changes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard homes: change every 90 days.\u003c\/li\u003e\n  \u003cli\u003ePet households or higher particle loads: check every 30–60 days.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to scan packaging barcode and set 30\/60\/90-day reminders.\u003c\/li\u003e\n  \u003cli\u003eRegular changes help protect HVAC components and preserve airflow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my system and affect airflow or energy use?\u003c\/h3\u003e\n\u003cp\u003eThe filter’s actual dimensions are 13.68 x 13.68 x 0.81 inches, designed to fit nominal 14x14x1 slots in furnaces, air conditioners and many HVAC systems. MERV 11 performance provides good particle removal while maintaining airflow suitable for most residential equipment; always check your system manufacturer’s guidance before upgrading filters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual size: 13.68 x 13.68 x 0.81 in (nominal 14x14x1).\u003c\/li\u003e\n  \u003cli\u003eMERV 11 allows effective capture without excessive restriction for typical residential systems.\u003c\/li\u003e\n  \u003cli\u003eCheck your HVAC manual if higher-efficiency filters are recommended or restricted.\u003c\/li\u003e\n  \u003cli\u003eChanging on schedule reduces strain and supports efficient system operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I track filter life and replacement reminders?\u003c\/h3\u003e\n\u003cp\u003eFiltrete provides an easy reminder option through the Filtrete Smart App for iOS and Android. Scan the barcode from the filter packaging, set your preferred replacement interval, and the app will notify you when it’s time to swap the filter.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eScan barcode on packaging to start a countdown in the app.\u003c\/li\u003e\n  \u003cli\u003eChoose 30-, 60- or 90-day reminder schedules based on household conditions.\u003c\/li\u003e\n  \u003cli\u003eApp notifications reduce guesswork and help keep filtration consistent.\u003c\/li\u003e\n  \u003cli\u003eTwo filters per pack provide two seasonal changes or a three-month schedule for two locations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters seeking a balance of strong particle capture and steady airflow will find the Filtrete 14x14x1 MPR 1000 (MERV 11) a practical choice. It suits households with pets, pollen sensitivity, or routine indoor dust, and is ideal for those who want a trusted, certified air filter with simple replacement reminders via the Filtrete Smart App. If your system requires a thicker filter or a different MERV rating, consult your HVAC manual before switching.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What size is the Filtrete 14x14x1 actual filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The actual filter measures 13.68 x 13.68 x 0.81 inches, sold as nominal 14x14x1 and fits compatible residential slots.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does one Filtrete MPR 1000 filter last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace at least every 90 days under normal use; check and change every 30–60 days in high-dust or pet homes.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54593527775571,"sku":"B07CTHXGSV","price":62.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-14x14x1.jpg?v=1786772358"},{"product_id":"filtrete-14x24x1-air-filter-merv-11-mpr-1000-2-pack-pleated-1-hvac-filters-for-allergens-pet-dander-90-day-life","title":"Filtrete 14x24x1 Air Filter MERV 11 (MPR 1000) 2-Pack — Pleated 1\" HVAC Filters for Allergens \u0026 Pet Dander, 90-Day Life","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 14x24x1 MERV 11 (MPR 1000) 2-pack is a pleated 1-inch HVAC filter set designed to trap allergens, pet dander and many microparticles while maintaining reliable airflow for three months per filter.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese Filtrete air filters use the brand’s layered filtration design to capture a wide range of airborne particles—from large debris like lint and pollen to smaller particulate matter such as pet dander and smoke—while fitting standard 14 x 24 x 1 filter slots (actual 13.68 x 23.68 x 0.81 in). Each pack contains two filters rated MPR 1000 and MERV 11, suitable for furnaces, air conditioners, and HVAC systems. Change intervals of about 90 days keep the system working efficiently and help preserve indoor air quality.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter balance particle capture with airflow?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete design layers fibers to attract and hold particles without overly restricting air movement. Its MERV 11 rating indicates effective removal of many fine particles while preserving typical residential HVAC airflow, reducing strain on the system when replaced regularly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMPR 1000 targets microparticles sized 0.3–1.0 microns.\u003c\/li\u003e\n  \u003cli\u003ePleated media increases surface area for longer life.\u003c\/li\u003e\n  \u003cli\u003e1-inch thickness fits standard filter slots without modification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kinds of particles will it remove from my home?\u003c\/h3\u003e\n\u003cp\u003eThese filters capture a spectrum of common household contaminants, from visible dust and pollen to airborne irritants like pet dander and some smoke particles. While they reduce many allergens and airborne debris, they are not a substitute for medical devices or complete removal of all ultrafine pollutants.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLarge particles: lint, dust, pollen.\u003c\/li\u003e\n  \u003cli\u003eAllergens: pet dander and common household allergens.\u003c\/li\u003e\n  \u003cli\u003eSmaller particulates: smoke, smog-related microparticles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace these filters and how can I remember?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends replacing these pleated 1-inch filters approximately every 90 days for typical household conditions. Homes with pets, smokers, or high dust loads may need more frequent changes; the Filtrete Smart App simplifies reminders by scanning the barcode and setting a change countdown.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard replacement: every 90 days for average homes.\u003c\/li\u003e\n  \u003cli\u003eHigh-use conditions: check and replace every 30–60 days as needed.\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to scan packaging and receive alerts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter work in my HVAC or furnace system?\u003c\/h3\u003e\n\u003cp\u003eThis 14x24x1 Filtrete filter fits most residential HVAC air handlers, furnaces and in-line filter slots sized for 1-inch media. Always verify your system’s required filter dimensions and airflow needs before installation to ensure compatibility and peak performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActual filter size: 13.68 x 23.68 x 0.81 inches—verify fit.\u003c\/li\u003e\n  \u003cli\u003eCompatible with furnaces, air conditioners and HVAC systems using 1-inch filters.\u003c\/li\u003e\n  \u003cli\u003eDesigned to maintain reliable airflow when replaced per schedule.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Homeowners and renters who want a dependable, mid-to-high-efficiency replacement filter that reduces allergens, captures pet dander and helps control common indoor particles without requiring specialized HVAC modifications. This two-pack is practical for families, pet owners and anyone seeking a straightforward, app-supported way to keep their standard residential system running efficiently.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What does MPR 1000 and MERV 11 mean for home air?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: MPR 1000 describes microparticle capture while MERV 11 indicates good filtration of small particles like pet dander and smoke without major airflow restriction.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this filter in any 14x24x1 slot?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, verify your system accepts 1-inch filters; the actual filter measures 13.68 x 23.68 x 0.81 inches to fit most standard 14x24x1 slots.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54593527808339,"sku":"B07CTPSCVH","price":68.81,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-14x24x1_6201b9ce-5733-44a1-8e34-cb3a7b254256.jpg?v=1786772356"},{"product_id":"filtrete-14x30x1-air-filter-2-pack-merv-11-mpr-1000-pleated-hvac-filters-90-day-replace","title":"Filtrete 14x30x1 Air Filter 2-Pack — MERV 11 (MPR 1000) Pleated HVAC Filters, 90-Day Replace","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 14x30x1 MERV 11 (MPR 1000) air filters are a 2-pack of pleated 1-inch HVAC filters designed to trap a wide range of household particles while maintaining airflow.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis pair of Filtrete filters from 3M combines a MPR 1000 rating with MERV 11 performance to capture both visible debris and many microscopic particles that travel through home heating and cooling systems. Each filter is pleated for increased surface area and intended for routine replacement every 90 days. The filters also integrate with the Filtrete Smart App so you can set reminders by scanning the barcode on the packaging.\u003c\/p\u003e\n\n\u003ch3\u003eHow effective is this Filtrete filter at reducing airborne particles?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete MPR 1000 \/ MERV 11 design captures a broad spectrum of particulates, from household dust and pollen to pet dander and many fine microparticles. It balances filtration efficiency with airflow to keep HVAC systems operating smoothly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCaptures large particles: lint, pollen and household dust\u003c\/li\u003e\n  \u003cli\u003eTraps many microparticles such as pet dander, smoke and smog\u003c\/li\u003e\n  \u003cli\u003eMPR 1000 and MERV 11 rated for improved particle capture over basic filters\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace the 14x30x1 Filtrete filter?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends replacing these 1-inch pleated filters at least every 90 days under typical household conditions to maintain filtration and airflow. Homes with pets, smokers, or higher dust levels may need more frequent changes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard guidance: swap filters every 90 days\u003c\/li\u003e\n  \u003cli\u003eHigh particle loads: consider changing every 30–60 days\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to set custom reminders by scanning the product barcode\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this filter fit my HVAC system and affect performance?\u003c\/h3\u003e\n\u003cp\u003eThe filter dimensions are 14 x 30 x 1 inches, a common size for many furnaces, air conditioners, and HVAC return slots. Because it’s a pleated 1-inch filter rated MERV 11, it offers enhanced capture without imposing the heavy airflow restrictions of higher-thickness specialty filters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSize: fits 14x30x1-inch filter slots in HVAC units, furnaces, and air handlers\u003c\/li\u003e\n  \u003cli\u003ePleated construction preserves airflow while increasing filtration area\u003c\/li\u003e\n  \u003cli\u003eDesigned for residential systems—verify compatibility with your unit manufacturer\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat features help me keep track of replacements and verify quality?\u003c\/h3\u003e\n\u003cp\u003eFiltrete pairs physical product cues with digital reminders. Scan the filter barcode using the Filtrete Smart App to set 30-, 60-, or 90-day countdowns and get notifications when it’s time to change. The product is also certified asthma- and allergy-friendly, and it’s produced by 3M under the Filtrete brand.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFiltrete Smart App barcode scanning for automatic replacement reminders\u003c\/li\u003e\n  \u003cli\u003eCertified asthma- and allergy-friendly designation\u003c\/li\u003e\n  \u003cli\u003ePack of two filters provides consecutive replacement cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Homeowners and renters who want a ready-to-install, reliable 1-inch HVAC filter that improves particle capture without major airflow compromise will appreciate this Filtrete 14x30x1 MERV 11 (MPR 1000) 2-pack. It’s best for typical residential systems, families with pets, or anyone seeking an easy way to maintain cleaner indoor air through scheduled replacements and app reminders.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What size is this Filtrete filter and how many are included?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This product contains two 14 x 30 x 1-inch pleated Filtrete filters in a 2-pack.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I change the Filtrete MPR 1000 filter?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 90 days under normal conditions, or sooner for homes with pets or heavy dust.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54593539637587,"sku":"B07CS9V439","price":69.13,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-front-packaging-14x30x1.jpg?v=1786772834"},{"product_id":"filtrete-filtro-de-aire-16x20x1-merv-11-mpr-1000-paquete-2-captura-alergenos-y-pelo-de-mascota-90-dias","title":"Filtrete 16x20x1 MERV 11 Air Filter 2-Pack (MPR 1000) — 3-Month Pleated Filters for Allergens \u0026 Pet Dander","description":"\u003cp\u003e\u003cstrong\u003eFiltrete 16x20x1 MERV 11 (MPR 1000) air filters are pleated HVAC filters designed to trap a wide range of household particles while maintaining reliable airflow for furnaces and air conditioners.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis two-pack of Filtrete 16x20x1 filters (actual size 15.68 x 19.68 x 0.81 in) uses Filtrete 3-in-1 technology and a 1000 MPR rating to capture both large debris and many smaller microparticles as air moves through your system. Each filter is designed for up to a 90-day service life under typical household conditions and works in furnaces, central air conditioners and other HVAC systems. Replace filters regularly to help your system run as intended and help keep household air fresher.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter balance particle capture with airflow?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete filter combines fine pleated media and engineered fiber layers to trap particles while minimizing resistance to airflow. That lets heating and cooling systems move conditioned air efficiently without excessive strain.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMERV 11-rated media for enhanced particle capture\u003c\/li\u003e\n  \u003cli\u003eFiltrete 3-in-1 construction to capture large and small particles\u003c\/li\u003e\n  \u003cli\u003e1-inch pleated depth designed for standard HVAC housings\u003c\/li\u003e\n  \u003cli\u003eOptimized for typical home fan speeds to preserve airflow\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat kinds of particles will the Filtrete 16x20x1 trap?\u003c\/h3\u003e\n\u003cp\u003eThis model is intended to capture a range of household contaminants from visible dust to many smaller airborne particles. It helps remove lint and pollen plus microparticles such as pet dander and some smoke-related particles as air circulates through the filter.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLarge particles: lint, household dust and visible debris\u003c\/li\u003e\n  \u003cli\u003eCommon allergens: pollen, pet dander, and dust mite fragments\u003c\/li\u003e\n  \u003cli\u003eMany microparticles in the 0.3–1.0 micron range\u003c\/li\u003e\n  \u003cli\u003eWorks in tandem with routine cleaning and ventilation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace these 3-month Filtrete filters?\u003c\/h3\u003e\n\u003cp\u003eFiltrete recommends replacing this pleated 1-inch filter at least every 90 days for typical home use. Homes with pets, smokers or heavy dust may require more frequent changes to maintain performance and airflow.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard recommendation: replace every 90 days\u003c\/li\u003e\n  \u003cli\u003eHigher particle loads: consider 30–60 day intervals\u003c\/li\u003e\n  \u003cli\u003eUse the Filtrete Smart App to scan packaging and set reminders\u003c\/li\u003e\n  \u003cli\u003eReplacing promptly helps sustain airflow and filtration efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this filter certified or recommended for allergy concerns?\u003c\/h3\u003e\n\u003cp\u003eThe Filtrete 16x20x1 MPR 1000 filter carries certification for allergy-friendly use and is designed to reduce common household allergens captured from the air. While it helps reduce airborne particles linked to allergies, it should be part of a broader indoor air strategy that includes cleaning and ventilation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCertified asthma and allergy-friendly designation\u003c\/li\u003e\n  \u003cli\u003eEngineered to reduce many common indoor allergens\u003c\/li\u003e\n  \u003cli\u003eComplement with regular vacuuming and source control\u003c\/li\u003e\n  \u003cli\u003eWorks across furnaces and central air systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Homeowners and renters with standard HVAC systems who want improved particle capture over basic filters will benefit from the Filtrete 16x20x1 MERV 11 (MPR 1000) 2-pack. It’s a practical choice for households with pets, seasonal pollen, or moderate indoor dust, and for anyone who prefers scheduled filter reminders via the Filtrete Smart App. If your household experiences very high pollutant loads or your HVAC manufacturer requires a different specification, check system guidelines before selecting this filter.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this filter fit my HVAC system?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This Filtrete is 16x20x1 (actual 15.68 x 19.68 x 0.81 in); confirm your system’s filter slot matches before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long do these filters last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Replace every 90 days under typical use; homes with pets or smoke may need changes every 30–60 days.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Filtrete","offers":[{"title":"Default Title","offer_id":54593748468051,"sku":"B004QOPKVK","price":69.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/filtrete-frontal-empaque.jpg?v=1786778026"}],"url":"https:\/\/findsworth.co.uk\/collections\/filtrete.oembed?page=2","provider":"Findsworth","version":"1.0","type":"link"}