{"title":"Chlorine Tablets \u0026 Sanitizers","description":"\u003cp\u003eKeep your pool and spa water pristine with Haviland’s professional-grade sanitizers. From the trusted \u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"117\"\u003eDurachlor\u003c\/b\u003e 3\" tablets to \u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"141\"\u003eSpaPure\u003c\/b\u003e bromine for hot tubs, our collection offers high-potency solutions to eliminate bacteria and prevent algae growth.\u003c\/p\u003e","products":[{"product_id":"haviland-spa-pure-2lb-chlorinating-granules-spa-sanitizer-c002311-cs20b2","title":"Haviland Spa Pure 2lb, Chlorinating Granules Spa Sanitizer - C002311-CS20B2","description":"\u003ch2 data-path-to-node=\"2\"\u003eHaviland Spa Pure Chlorinating Granules – 2lb\u003c\/h2\u003e\n\u003cp data-path-to-node=\"3\"\u003e\u003cb data-path-to-node=\"3\" data-index-in-node=\"0\"\u003eCrystal Clear Water, Simplified.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003eMaintain a pristine and inviting spa with \u003cb data-path-to-node=\"4\" data-index-in-node=\"42\"\u003eSpaPure Chlorinating Granules\u003c\/b\u003e. Specifically formulated for the unique demands of hot tub environments, these high-quality granules provide a fast-acting solution to sanitize your water and eliminate unwanted bacteria. Whether you are performing routine maintenance or need to recover water clarity, this concentrated formula delivers professional-grade results.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"5\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"6,0,0\"\u003eRapid Dissolving: These granules dissolve almost instantly upon contact with water, leaving no cloudy residue or bleached surfaces behind.\u003c\/li\u003e\n\u003cli data-path-to-node=\"6,1,0\"\u003eNo Pre-Dissolving Required: Designed for convenience, you can add them directly to your spa water with the pump running.\u003c\/li\u003e\n\u003cli data-path-to-node=\"6,2,0\"\u003eDual-Purpose Formula: Works effectively as both a daily sanitizer to maintain consistent chlorine levels and a powerful \"shock\" treatment to resolve organic contaminants and odors.\u003c\/li\u003e\n\u003cli data-path-to-node=\"6,3,0\"\u003eHigh Concentration: Small, precise doses are all you need to keep your spa water safe, disinfected, and ready for your next soak.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"7\"\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-path-to-node=\"8,0,0\"\u003eBrand: \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003ca rel=\"noopener\" href=\"https:\/\/admin.shopify.com\/store\/rttgrx-v9\/products\/8343957799047\" target=\"_blank\"\u003eHaviland\u003c\/a\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003cli data-path-to-node=\"8,1,0\"\u003eWeight: 2 lbs\u003c\/li\u003e\n\u003cli data-path-to-node=\"8,2,0\"\u003eForm: Granular\u003c\/li\u003e\n\u003cli data-path-to-node=\"8,3,0\"\u003eSKU: SPA2311CS20B2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003eAt \u003cstrong\u003eAl's Cool Pool Store\u003c\/strong\u003e, we hope our customers are 100% satisfied. If you have any questions regarding the product or service, please feel free to contact us. We are always at your service.\u003c\/p\u003e","brand":"Haviland","offers":[{"title":"Default Title","offer_id":43778658435207,"sku":"SPA2311CS20B2","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0634\/1217\/4983\/files\/haviland-spapure-chlorinating-granules-2lb-sanitizer.png?v=1771686502"},{"product_id":"haviland-durachlor-3in-chlorine-tablets-4lb-c008024-cs77c1","title":"Haviland DuraChlor 3\" Chlorine Tablets 4 lb Trichlor C008024-CS77C1","description":"\u003cp\u003eThe \u003cstrong\u003eHaviland DuraChlor 3\" Wrapped Chlorine Tablets (4 lb)\u003c\/strong\u003e deliver slow-dissolving, stabilized trichlor sanitation that keeps your swimming pool crystal-clear all season long. Each individually wrapped, 8-ounce tablet contains 90% available chlorine and is pressed without gummy binders on high-pressure equipment, ensuring clean, consistent dissolution without clogging feeders or skimmers.\u003c\/p\u003e\n\u003ch2\u003e🚩 PRO TIP\u003c\/h2\u003e\n\u003cp\u003ePlace tablets in an automatic chlorinator or floating feeder and adjust the feed rate to maintain 1–3 ppm of free chlorine. Test water chemistry at least twice per week and superchlorinate weekly to 5–6 ppm for best results. \u003cstrong\u003eNever mix with other chemicals in the same feeder.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003ePRODUCT FEATURES\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e✅ 90% available chlorine — potent, fast-acting pool sanitation\u003c\/li\u003e\n\u003cli\u003e✅ Individually wrapped 3-inch tablets — easy to handle and dose\u003c\/li\u003e\n\u003cli\u003e✅ Slow-dissolving formula — provides steady, long-lasting chlorine levels\u003c\/li\u003e\n\u003cli\u003e✅ Stabilized with cyanuric acid — protects chlorine from UV degradation\u003c\/li\u003e\n\u003cli\u003e✅ Pressed without gums or binders — will not clog feeders; cleans gummed-up feeders\u003c\/li\u003e\n\u003cli\u003e✅ Compatible with automatic chlorinators, floating feeders, and skimmer baskets\u003c\/li\u003e\n\u003cli\u003e✅ Manufactured by Haviland Consumer Products — trusted pool chemistry since 1946\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTECHNICAL SPECIFICATIONS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Haviland \/ DuraChlor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number (SKU):\u003c\/strong\u003e C008024-CS77C1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct No.:\u003c\/strong\u003e C008024CS77C1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 025551384133\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e 4 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTablet Size:\u003c\/strong\u003e 3 inches (8 oz each)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive Ingredient:\u003c\/strong\u003e Trichloro-s-triazinetrione (Trichloroisocyanuric Acid) — 99%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Chlorine:\u003c\/strong\u003e 90%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther Ingredients:\u003c\/strong\u003e 1%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStabilized:\u003c\/strong\u003e Yes (cyanuric acid)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEPA Reg. No.:\u003c\/strong\u003e 57787-15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Swimming pools — chlorinator, skimmer basket, or floating feeder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDosage:\u003c\/strong\u003e 1–2 oz per 10,000 gallons daily to maintain 1–3 ppm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget pH:\u003c\/strong\u003e 7.2–7.6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget Total Alkalinity:\u003c\/strong\u003e 125–175 ppm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWHY SHOP WITH AL'S COOL POOL STORE?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e✅ Fast, reliable shipping on every order\u003c\/li\u003e\n\u003cli\u003e✅ Genuine OEM and top-brand parts only\u003c\/li\u003e\n\u003cli\u003e✅ Knowledgeable pool \u0026amp; spa experts ready to help\u003c\/li\u003e\n\u003cli\u003e✅ Hassle-free returns and satisfaction guarantee\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Haviland","offers":[{"title":"Default Title","offer_id":44213614313607,"sku":"C008024-CS77C1","price":37.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0634\/1217\/4983\/files\/haviland-durachlor-3-inch-chlorine-tablets-4lb-pail.png?v=1773745646"},{"product_id":"haviland-durachlor-3in-chlorine-tablets-10lb-c008024-cs74c1","title":"Haviland DuraChlor 3\" Chlorine Tablets 10 lb Trichlor C008024-CS74C1","description":"\u003cp\u003eThe \u003cstrong\u003eHaviland DuraChlor 3\" Wrapped Chlorine Tablets (10 lb)\u003c\/strong\u003e deliver slow-dissolving, stabilized trichlor sanitation that keeps your swimming pool crystal-clear all season long. Each individually wrapped, 8-ounce tablet contains 90% available chlorine and is pressed without gummy binders on high-pressure equipment, ensuring clean, consistent dissolution without clogging feeders or skimmers.\u003c\/p\u003e\n\u003ch2\u003e🚩 PRO TIP\u003c\/h2\u003e\n\u003cp\u003ePlace tablets in an automatic chlorinator or floating feeder and adjust the feed rate to maintain 1–3 ppm of free chlorine. Test water chemistry at least twice per week and superchlorinate weekly to 5–6 ppm for best results. \u003cstrong\u003eNever mix with other chemicals in the same feeder.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003ePRODUCT FEATURES\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e✅ 90% available chlorine — potent, fast-acting pool sanitation\u003c\/li\u003e\n\u003cli\u003e✅ Individually wrapped 3-inch tablets — easy to handle and dose\u003c\/li\u003e\n\u003cli\u003e✅ Slow-dissolving formula — provides steady, long-lasting chlorine levels\u003c\/li\u003e\n\u003cli\u003e✅ Stabilized with cyanuric acid — protects chlorine from UV degradation\u003c\/li\u003e\n\u003cli\u003e✅ Pressed without gums or binders — will not clog feeders; cleans gummed-up feeders\u003c\/li\u003e\n\u003cli\u003e✅ Compatible with automatic chlorinators, floating feeders, and skimmer baskets\u003c\/li\u003e\n\u003cli\u003e✅ Manufactured by Haviland Consumer Products — trusted pool chemistry since 1946\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTECHNICAL SPECIFICATIONS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Haviland \/ DuraChlor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number (SKU):\u003c\/strong\u003e C008024-CS74C1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct No.:\u003c\/strong\u003e C008024CS74C1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 025551341136\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e 10 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTablet Size:\u003c\/strong\u003e 3 inches (8 oz each)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive Ingredient:\u003c\/strong\u003e Trichloro-s-triazinetrione (Trichloroisocyanuric Acid) — 99%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Chlorine:\u003c\/strong\u003e 90%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther Ingredients:\u003c\/strong\u003e 1%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStabilized:\u003c\/strong\u003e Yes (cyanuric acid)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEPA Reg. 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Each individually wrapped, 8-ounce tablet contains 90% available chlorine and is pressed without gummy binders on high-pressure equipment, ensuring clean, consistent dissolution without clogging feeders or skimmers.\u003c\/p\u003e\n\u003ch2\u003e🚩 PRO TIP\u003c\/h2\u003e\n\u003cp\u003ePlace tablets in an automatic chlorinator or floating feeder and adjust the feed rate to maintain 1–3 ppm of free chlorine. Test water chemistry at least twice per week and superchlorinate weekly to 5–6 ppm for best results. \u003cstrong\u003eNever mix with other chemicals in the same feeder.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003ePRODUCT FEATURES\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e✅ 90% available chlorine — potent, fast-acting pool sanitation\u003c\/li\u003e\n\u003cli\u003e✅ Individually wrapped 3-inch tablets — easy to handle and dose\u003c\/li\u003e\n\u003cli\u003e✅ Slow-dissolving formula — provides steady, long-lasting chlorine levels\u003c\/li\u003e\n\u003cli\u003e✅ Stabilized with cyanuric acid — protects chlorine from UV degradation\u003c\/li\u003e\n\u003cli\u003e✅ Pressed without gums or binders — will not clog feeders; cleans gummed-up feeders\u003c\/li\u003e\n\u003cli\u003e✅ Compatible with automatic chlorinators, floating feeders, and skimmer baskets\u003c\/li\u003e\n\u003cli\u003e✅ Manufactured by Haviland Consumer Products — trusted pool chemistry since 1946\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTECHNICAL SPECIFICATIONS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Haviland \/ DuraChlor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number (SKU):\u003c\/strong\u003e C008025-BX25L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct No.:\u003c\/strong\u003e C008025BX25L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 025551325136\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e 25 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTablet Size:\u003c\/strong\u003e 3 inches (8 oz each)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive Ingredient:\u003c\/strong\u003e Trichloro-s-triazinetrione (Trichloroisocyanuric Acid) — 99%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable Chlorine:\u003c\/strong\u003e 90%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther Ingredients:\u003c\/strong\u003e 1%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStabilized:\u003c\/strong\u003e Yes (cyanuric acid)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEPA Reg. No.:\u003c\/strong\u003e 57787-15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Swimming pools — chlorinator, skimmer basket, or floating feeder\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDosage:\u003c\/strong\u003e 1–2 oz per 10,000 gallons daily to maintain 1–3 ppm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget pH:\u003c\/strong\u003e 7.2–7.6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget Total Alkalinity:\u003c\/strong\u003e 125–175 ppm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFREQUENTLY ASKED QUESTIONS\u003c\/h2\u003e\n\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eHow many 3-inch chlorine tablets do I need for a 10,000-gallon pool?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eUnder normal conditions, 1 to 2 ounces (roughly 1\/8 to 1\/4 of a tablet) per 10,000 gallons per day maintains 1–3 ppm. Adjust based on frequent water tests.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eCan I put these tablets directly in my skimmer?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes — DuraChlor 3-inch tablets work in skimmer baskets, automatic chlorinators, and floating feeders. \u003cstrong\u003eNever\u003c\/strong\u003e mix with other chemicals in the same feeder at the same time.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eAre these tablets stabilized with cyanuric acid?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes. 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