{"title":"DuraChlor","description":"\u003ch1\u003eDuraChlor Pool Chemicals\u003c\/h1\u003e\n\u003cp\u003eKeep your pool crystal clear all season with \u003cstrong\u003eDuraChlor pool chemicals\u003c\/strong\u003e — a trusted, complete pool care system designed to handle every aspect of water maintenance. PST Pool Supplies carries the full DuraChlor product line, from sanitizers and shocks to algaecides, water balance products, and specialty treatments — starting from $19.10. Whether you are opening your pool for summer or closing it for winter, DuraChlor pool care products give you everything you need in one reliable brand.\u003c\/p\u003e\n\u003cp\u003eThe DuraChlor system is built around six keys to pool care: \u003cstrong\u003eClean, Activate, Balance, Reduce, Sanitize, and Shock\u003c\/strong\u003e. At the heart of the lineup is \u003cstrong\u003eDuraChlor Activator\u003c\/strong\u003e — a unique product you add once at the beginning of the season that enhances water quality, improves filtration efficiency, helps control algae, reduces eye and skin irritation, and prevents staining. For daily sanitization, you can choose from high-compression \u003ca href=\"https:\/\/www.pstpoolsupplies.com\/collections\/pool-sanitizers\"\u003eDuraChlor chlorine tablets\u003c\/a\u003e that dissolve slowly for consistent chlorine levels, ultra-fast dissolving granular chlorine, or Ultra Brom for pools that need a chlorine alternative. When your water needs a boost, the DuraChlor pool shock range covers every situation — Wipe Out non-chlorine shock restores clarity without raising chlorine levels, Assault 73 delivers low-residue treatment, Quick Shock acts fast, and Multi Shock Extra provides a buffered shock treatment for weekly maintenance.\u003c\/p\u003e\n\u003cp\u003eAlgae prevention and removal are covered by a deep lineup of DuraChlor algaecide products, including Combat 60 polyquat algaecide, copper-based Algae Kil Cb7, and Mustard Eliminator for stubborn yellow algae. Water balance essentials — pH Up, pH Down, Alkalinity Increaser, Hardness Increaser, Stabilizer, and Chlor Out — help you maintain ideal ranges (pH 7.2–7.6, total alkalinity 80–120 ppm, calcium hardness 200–400 ppm). Stain and scale products like Rust-N-Scale, Metal Wizard, and Stain Eliminator protect your pool surfaces, while specialty items such as Phosphate Away, Filter Cleaner, and seasonal Opening and Closing Kits round out the collection. DuraChlor supports both a traditional care program and a \u003ca href=\"https:\/\/www.pstpoolsupplies.com\/collections\/pool-shocks\"\u003elow chlorine program\u003c\/a\u003e — learn more at the official \u003ca rel=\"noopener\" href=\"https:\/\/durachlorpool.com\" target=\"_blank\"\u003eDuraChlor Pool\u003c\/a\u003e website or review \u003ca rel=\"noopener\" href=\"https:\/\/www.epa.gov\/pesticides\/swimming-pools-and-spas\" target=\"_blank\"\u003eEPA pool chemical safety guidelines\u003c\/a\u003e for best practices.\u003c\/p\u003e\n\u003cp\u003eShop DuraChlor pool chemicals at PST Pool Supplies and simplify your pool maintenance with a complete pool chemical brand you can count on — from your first spring dose of Activator to your last winter closing kit.\u003c\/p\u003e\n\u003c!-- Meta Description: Shop DuraChlor pool chemicals — a complete pool care system with sanitizers, shocks, algaecides \u0026 water balance products. From $19.10 at PST Pool Supplies. --\u003e","products":[{"product_id":"durachlor-1-lb-quick-shock-56-dichlor","title":"DuraChlor 1 Lb Quick Shock 56% Dichlor","description":"\u003ch3\u003eDuraChlor 1 Lb Quick Shock 56% Dichlor\u003c\/h3\u003e\u003cp\u003eSuitable for pool openings and closings\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Benefits:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSodium dichloro-s-triazinetrione\u003c\/li\u003e\n\u003cli\u003e56% available chlorine\u003c\/li\u003e\n\u003cli\u003epH is slightly lower than neutral\u003c\/li\u003e\n\u003cli\u003eFast acting\u003c\/li\u003e\n\u003cli\u003eGranules are completely soluble\u003c\/li\u003e\n\u003cli\u003eIdeal for small swimming pools\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraChlor","offers":[{"title":"Default Title","offer_id":43749102190657,"sku":"PST-HAV2282CS20P5","price":17.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-HAV2282CS20P5.jpg?v=1775629655"},{"product_id":"durachlor-1-lb-multishock-extra-35","title":"DuraChlor 1 Lb Multishock Extra 35%","description":"\u003ch3\u003eDuraChlor 1 Lb Multishock Extra 35%\u003c\/h3\u003e\u003cp\u003eLow-chlorine maintenance buffered shock treatment\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Benefits:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSwim in 15 minutes\u003c\/li\u003e\n\u003cli\u003e35% available chlorine\u003c\/li\u003e\n\u003cli\u003eNormal dosages will not affect pH\u003c\/li\u003e\n\u003cli\u003eIdeal for vinyl liner pools\u003c\/li\u003e\n\u003cli\u003eRapid dissolving product\u003c\/li\u003e\n\u003cli\u003eLeaves no residue\u003c\/li\u003e\n\u003cli\u003eDoes not affect water hardness levels\u003c\/li\u003e\n\u003cli\u003eDoes not cloud water\u003c\/li\u003e\n\u003cli\u003eNo pre-dissolving\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraChlor","offers":[{"title":"Default Title","offer_id":43749102223425,"sku":"PST-HAV5321CS20P5","price":16.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-HAV5321CS20P5.jpg?v=1775629655"},{"product_id":"durachlor-1-lb-assault-68-granular-shock","title":"DuraChlor 1 Lb Assault 68 Granular Shock","description":"\u003ch3\u003eDuraChlor 1 Lb Assault 68 Granular Shock\u003c\/h3\u003e\u003cp\u003eConcentrated unstabilized chlorine granules for routine maintenance\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Benefits:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e68% Calcium hypochlorite\u003c\/li\u003e\n\u003cli\u003eContains no cyanuric acid\u003c\/li\u003e\n\u003cli\u003eFast acting\u003c\/li\u003e\n\u003cli\u003eStrong algae killer\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraChlor","offers":[{"title":"Default Title","offer_id":43749102256193,"sku":"PST-HAV6400CS20P5","price":15.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-HAV6400CS20P5.jpg?v=1775629655"},{"product_id":"durachlor-1-lb-assault-73-granular-shock","title":"DuraChlor 1 Lb Assault 73 Granular Shock","description":"\u003ch3\u003eDuraChlor 1 Lb Assault 73 Granular Shock\u003c\/h3\u003e\u003cp\u003eHighest percentage of available chlorine in a shock product\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Benefits:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e73% Calcium Hypochlorite\u003c\/li\u003e\n\u003cli\u003epH 11\u003c\/li\u003e\n\u003cli\u003eNo pre-dissolving required*\u003c\/li\u003e\n\u003cli\u003eDoes not increase cyanuric acid levels\u003c\/li\u003e\n\u003cli\u003eCompatible with all secondary\u003c\/li\u003e\n\u003cli\u003esystems, such as UV, Ozone, and other\u003c\/li\u003e\n\u003cli\u003eAOP systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraChlor","offers":[{"title":"Default Title","offer_id":43749102288961,"sku":"PST-HAV4809CS20P5","price":15.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-HAV4809CS20P5.jpg?v=1775629655"},{"product_id":"durachlor-1-lb-wipe-out-non-chlor-shock","title":"DuraChlor 1 Lb Wipe Out Non Chlor Shock","description":"\u003ch3\u003eDuraChlor 1 Lb Wipe Out Non Chlor Shock\u003c\/h3\u003e\u003cp\u003eFull strength potassium monopersulfate. Useful shock for all halogen sanitizers, indoor or outdoor pools\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Benefits:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eNon-chlorine shock treatment\u003c\/li\u003e\n\u003cli\u003eRapid dissolving product\u003c\/li\u003e\n\u003cli\u003eQuickly oxidizes undesirable and complex compounds\u003c\/li\u003e\n\u003cli\u003eCompatible with all sanitizers, except biguinides\u003c\/li\u003e\n\u003cli\u003eDoes not cloud water\u003c\/li\u003e\n\u003cli\u003eCan be used in any pool, ideal for vinyl liner pools\u003c\/li\u003e\n\u003cli\u003eRestores sparkle and clarity to dull water\u003c\/li\u003e\n\u003cli\u003eNo pre-dissolving\u003c\/li\u003e\n\u003cli\u003eSwim 15 minutes after applied to the pool\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraChlor","offers":[{"title":"Default Title","offer_id":43749102321729,"sku":"PST-HAV2456CS20P5","price":16.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-HAV2456CS20P5.jpg?v=1775629655"},{"product_id":"durachlor-4-lb-3-wrapped-tab-sanitizers","title":"DuraChlor 4 Lb 3\" Wrapped Tab Sanitizers","description":"\u003ch3\u003eDuraChlor 4 Lb 3\" Wrapped Tab Sanitizers\u003c\/h3\u003e\u003cp\u003eA chlorinating concentrate for swimming pools. Stabilized chlorine\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Benefits:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e99% Sodium trichloro-s-triazinetrione\u003c\/li\u003e\n\u003cli\u003eContains 90% available chlorine\u003c\/li\u003e\n\u003cli\u003eCreated without gummy binders\u003c\/li\u003e\n\u003cli\u003eProvides steady levels of chlorine into pool\u003c\/li\u003e\n\u003cli\u003eSlow dissolving, long lasting\u003c\/li\u003e\n\u003cli\u003eIdeal for chlorinator and skimmer applications\u003c\/li\u003e\n\u003cli\u003eProtected from UV rays\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraChlor","offers":[{"title":"Default Title","offer_id":43749102354497,"sku":"PST-C008024CS77C1","price":45.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-C008024CS77C1.jpg?v=1775629655"},{"product_id":"durachlor-10-lb-3-wrapped-tab-sanitizers","title":"DuraChlor 10 Lb 3\" Wrapped Tab Sanitizers","description":"\u003ch3\u003eDuraChlor 10 Lb 3\" Wrapped Tab Sanitizers\u003c\/h3\u003e\u003cp\u003eA chlorinating concentrate for swimming pools. Stabilized chlorine\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Benefits:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e99% Sodium trichloro-s-triazinetrione\u003c\/li\u003e\n\u003cli\u003eContains 90% available chlorine\u003c\/li\u003e\n\u003cli\u003eCreated without gummy binders\u003c\/li\u003e\n\u003cli\u003eProvides steady levels of chlorine into pool\u003c\/li\u003e\n\u003cli\u003eSlow dissolving, long lasting\u003c\/li\u003e\n\u003cli\u003eIdeal for chlorinator and skimmer applications\u003c\/li\u003e\n\u003cli\u003eProtected from UV rays\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraChlor","offers":[{"title":"Default Title","offer_id":43749102387265,"sku":"PST-C008024CS74C1","price":84.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-C008024CS74C1.jpg?v=1775629655"},{"product_id":"durachlor-25-lb-3-wrapped-tab-w-box","title":"DuraChlor 25 Lb 3\" Wrapped Tab W\/Box","description":"\u003ch3\u003eDuraChlor 25 Lb 3\" Wrapped Tab W\/Box\u003c\/h3\u003e\u003cp\u003eA chlorinating concentrate for swimming pools. 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Benefits:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eFast acting\u003c\/li\u003e\n\u003cli\u003eProvides 56% available chlorine\u003c\/li\u003e\n\u003cli\u003eConcentrated, stabilized sanitizer\u003c\/li\u003e\n\u003cli\u003eQuick dissolving\u003c\/li\u003e\n\u003cli\u003eStabilized chlorinating granules\u003c\/li\u003e\n\u003cli\u003eEliminates swimmer contaminants such as oils, sweat, lotions and urine\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraChlor","offers":[{"title":"Default Title","offer_id":43749102551105,"sku":"PST-HAV2280PL25","price":192.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-HAV2280PL25.jpg?v=1775629655"},{"product_id":"durachlor-50-lb-56-granular-dichlor","title":"DuraChlor 50 Lb 56 Granular Dichlor","description":"\u003ch3\u003eDuraChlor 50 Lb 56 Granular Dichlor\u003c\/h3\u003e\u003cp\u003eAll-in-one product for maintenance\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; Benefits:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eFast acting\u003c\/li\u003e\n\u003cli\u003eProvides 56% available chlorine\u003c\/li\u003e\n\u003cli\u003eConcentrated, stabilized sanitizer\u003c\/li\u003e\n\u003cli\u003eQuick dissolving\u003c\/li\u003e\n\u003cli\u003eStabilized chlorinating granules\u003c\/li\u003e\n\u003cli\u003eEliminates swimmer contaminants such as oils, sweat, lotions and urine\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraChlor","offers":[{"title":"Default Title","offer_id":43749102583873,"sku":"PST-HAV2280PL50","price":374.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-HAV2280PL50.jpg?v=1775629655"},{"product_id":"durachlor-2-lb-62-dichlor-granular","title":"DuraChlor 2 Lb 62% Dichlor Granular","description":"\u003ch3\u003eDuraChlor 2 Lb 62% Dichlor Granular\u003c\/h3\u003e\u003cp\u003eAll-in-one product for maintenance\u003c\/p\u003e\u003ch4\u003eFeatures \u0026amp; 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