{"product_id":"hth-pool-shock-advanced-6-pack-fast-dissolving-4-in-1-shock-clears-water-controls-algae","title":"HTH Pool Shock Advanced 6-Pack — Fast-Dissolving 4-in-1 Shock, Clears Water \u0026 Controls Algae","description":"\u003cp\u003e\u003cstrong\u003eHTH 52036R Pool Care Shock Advanced is a fast-dissolving 4-in-1 pool shock that sanitizes, clears cloudy water, reduces chlorine odor and irritation, and controls algae for weekly maintenance.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeep your pool water sparkling with a shock formulated to act quickly and without adding cyanuric acid (CYA). Designed around calcium hypochlorite chemistry, this six-pack supports routine weekly treatment to tackle the majority of common pool water issues within 24 hours. It’s compatible with all pool types, including vinyl-lined and saltwater systems, and pairs well with routine testing to maintain balanced water chemistry.\u003c\/p\u003e\n\n\u003ch3\u003eHow fast will I notice clearer water after using this shock?\u003c\/h3\u003e\n\u003cp\u003eMost backyard pools see visible improvement within a day when dosed according to label directions. The fast-dissolving particles disperse quickly so sanitizer levels rise promptly and contaminants are oxidized.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks to resolve up to 90% of typical pool water problems within 24 hours\u003c\/li\u003e\n  \u003cli\u003eFast-dissolving formula shortens treatment time compared with slower compounds\u003c\/li\u003e\n  \u003cli\u003eVisible clarity returns as combined organics and microbes are broken down\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this work in my saltwater or vinyl-lined pool?\u003c\/h3\u003e\n\u003cp\u003eYes — the HTH 52036R formula is safe for vinyl-lined pools and compatible with saltwater pools. Because it uses a calcium hypochlorite base and does not add stabilizer (CYA), it avoids overstabilization concerns that can affect chlorine performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSafe for vinyl liners when used at recommended dosages\u003c\/li\u003e\n  \u003cli\u003eCompatible with saltwater systems and typical pool equipment\u003c\/li\u003e\n  \u003cli\u003eDoes not contribute cyanuric acid, preventing chlorine lock over time\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use it and how often should I shock my pool?\u003c\/h3\u003e\n\u003cp\u003eFollow the label for dosage based on pool volume and current water condition; routine weekly shocking is common for maintenance. For optimal results, test water chemistry twice weekly with test strips and adjust chlorine and pH before treating.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApply according to the product label and pool volume guidelines\u003c\/li\u003e\n  \u003cli\u003eTest water with HTH 6-Way Test Strips twice weekly for best outcomes\u003c\/li\u003e\n  \u003cli\u003eMaintain balanced pH and free chlorine for effective sanitation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDoes this reduce chlorine smell and swimmer irritation?\u003c\/h3\u003e\n\u003cp\u003eThe multi-action formula is designed to oxidize the organic compounds that cause strong chlorine odors and irritation. While it helps reduce those causes, maintaining proper chlorine levels and pool balance is also important for comfort.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOxidizes combined chlorine and organic contaminants that contribute to odor\u003c\/li\u003e\n  \u003cli\u003eReduces factors that can irritate eyes and skin when used as part of regular maintenance\u003c\/li\u003e\n  \u003cli\u003eWorks best with routine testing and balanced pool chemistry\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: HTH 52036R Pool Care Shock Advanced is aimed at homeowners and pool caretakers seeking a dependable weekly shock for clean, clear water. It suits owners of vinyl-lined pools, saltwater systems, and conventional chlorine pools who want a fast-acting, CYA-free option for tackling algae, bacteria, and cloudiness. Pair it with HTH test strips and routine maintenance for the most consistent results.\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 HTH 52036R in a saltwater pool?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It’s compatible with saltwater systems and safe for vinyl-lined pools when used per label directions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I shock my pool with this product?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Weekly maintenance is common; test water twice weekly and shock when chlorine or clarity problems appear.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"HTH","offers":[{"title":"Default Title","offer_id":54593662681427,"sku":"B09R839DJ1","price":72.12,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1095\/4257\/2371\/files\/hth-52036r-front-packaging.jpg?v=1786774997","url":"https:\/\/findsworth.co.uk\/products\/hth-pool-shock-advanced-6-pack-fast-dissolving-4-in-1-shock-clears-water-controls-algae","provider":"Findsworth","version":"1.0","type":"link"}