{"product_id":"germguardian-hepa-filter-b-replacement-2-pack-black-yellow-true-hepa-activated-carbon-for-ac4825-compatible-models","title":"GermGuardian HEPA Filter B Replacement 2-Pack, Black\/Yellow — True HEPA + Activated Carbon for AC4825 \u0026 Compatible Models","description":"\u003cstrong\u003eGermGuardian HEPA Pure Genuine Filter B FLT48252PK is a two-pack replacement HEPA filter that captures up to 99.97% of airborne particles as small as 0.1 microns, restoring cleaner air in compatible GermGuardian units for about one year per filter.\u003c\/strong\u003e\n\n\u003cp\u003eIf your GermGuardian air purifier is due for a refresh, these authentic HEPA Pure Filter B cartridges are built to match the original performance and fit of models such as AC4825, AC4300, AC4880, AC4900 and select CDAP and AC4850 series purifiers. Each two-pack includes activated carbon pre-filters plus a true HEPA layer with more than 140 pleats and roughly 9.0 square feet of filtration media to trap fine dust, pollen, pet dander, and particles associated with smoke and everyday odors.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this filter improve indoor air quality?\u003c\/h3\u003e\n\u003cp\u003eThe GermGuardian HEPA Pure Filter B combines a dense HEPA layer with an activated carbon pre-filter to address both particulates and common household odors. The HEPA capture rate reaches 99.97% for particles down to 0.1 microns, while the carbon layer adsorbs volatile organic compounds and smells from cooking, pets, or smoke.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTrue HEPA media with \u0026gt;140 pleats and ~9.0 sq. ft. of surface area for extended particle capture\u003c\/li\u003e\n  \u003cli\u003eActivated carbon pre-filter reduces odors and prolongs HEPA life\u003c\/li\u003e\n  \u003cli\u003eDesigned to remove fine dust, pollen, pet dander, and smoke-related particles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich GermGuardian models are compatible with FLT48252PK?\u003c\/h3\u003e\n\u003cp\u003eThe FLT48252PK is engineered to be a certified replacement for a wide range of GermGuardian and related purifiers, ensuring correct fit and performance without the uncertainty of off-brand parts. Double-check your model number to confirm compatibility before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits AC4825E, AC4825W, AC4870, AC4820 and AC4300 series\u003c\/li\u003e\n  \u003cli\u003eCompatible with AC4880, AC4900CA, AC4850PT, and CDAP4500 models\u003c\/li\u003e\n  \u003cli\u003eAlso matches PureGuardian AP2200CA and Black+Decker BXAP148 units where listed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow often should I replace these filters and how do I maintain them?\u003c\/h3\u003e\n\u003cp\u003eEach HEPA Pure Filter B typically provides about one year of service under normal residential use; the carbon pre-filter can be replaced more frequently. Routine checks and timely replacement keep airflow efficient and preserve purifier motor longevity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHEPA cartridge: about 12 months per filter under average use\u003c\/li\u003e\n  \u003cli\u003eCarbon pre-filter: replace every 2–3 months for best odor control\u003c\/li\u003e\n  \u003cli\u003eInspect for visible clogging and reduced airflow; replace sooner in high-dust environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy choose a genuine GermGuardian filter over third-party alternatives?\u003c\/h3\u003e\n\u003cp\u003eAuthentic GermGuardian filters are manufactured to the brand's specifications and tested to meet HEPA performance standards. Third-party or counterfeit filters can vary in material quality and pleat count, which may reduce filtration effectiveness or even risk improper sealing and reduced airflow.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGenuine fit preserves purifier performance and warranty alignment\u003c\/li\u003e\n  \u003cli\u003eManufactured and tested to consistent HEPA PURE standards in North America\u003c\/li\u003e\n  \u003cli\u003eHigher pleat count and larger media area than many knockoffs for longer life\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this product for? Homeowners, pet owners, seasonal allergy sufferers and anyone who uses a compatible GermGuardian or listed model and wants to maintain or restore the unit’s original air-cleaning capability. If your purifier shows a filter-replacement reminder, reduced air movement, or you’ve had noticeable odors or increased dust, these genuine HEPA Pure Filter B replacements are a direct, reliable way to renew performance and keep indoor air fresher.\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 genuine GermGuardian replacements?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. FLT48252PK are authentic GermGuardian HEPA Pure Filter B replacements made to original specifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does each filter typically last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Under normal residential use each HEPA filter lasts about 12 months; carbon pre-filters may need replacement every 2–3 months.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GermGuardian","offers":[{"title":"Default Title","offer_id":54587465138515,"sku":"B0741DF8RF","price":75.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/germguardian-filter-b-front-view.jpg?v=1786705125","url":"https:\/\/findsworth.co.uk\/products\/germguardian-hepa-filter-b-replacement-2-pack-black-yellow-true-hepa-activated-carbon-for-ac4825-compatible-models","provider":"Findsworth","version":"1.0","type":"link"}