{"product_id":"anderson-manufacturing-fs4w-leakmaster-flexible-pool-sealer-4-oz-white","title":"Anderson Manufacturing FS4W Leakmaster Flexible Pool Sealer, 4 oz, White","description":"\n\u003cstyle\u003e\n  .andfs4w-wrap, .andfs4w-wrap * { box-sizing: border-box; }\n  .andfs4w-wrap {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    color: #1a1a1a;\n    line-height: 1.6;\n  }\n\n  \/* Title bar (flat, no gradient) *\/\n  .andfs4w-title {\n    border-bottom: 3px solid #0066cc;\n    padding-bottom: 12px;\n    margin-bottom: 20px;\n  }\n  .andfs4w-title h2 {\n    margin: 0;\n    font-size: 1.6em;\n    color: #0066cc;\n    font-weight: 700;\n    letter-spacing: -0.01em;\n  }\n  .andfs4w-subtitle {\n    margin: 4px 0 0;\n    color: #555;\n    font-size: 0.95em;\n    font-style: italic;\n  }\n\n  \/* Intro *\/\n  .andfs4w-intro {\n    margin: 0 0 24px;\n    font-size: 1em;\n    color: #333;\n  }\n\n  \/* Spec table *\/\n  .andfs4w-spec-section { margin-bottom: 24px; }\n  .andfs4w-spec-heading {\n    font-size: 0.85em;\n    text-transform: uppercase;\n    letter-spacing: 0.06em;\n    color: #0066cc;\n    font-weight: 700;\n    margin: 0 0 8px;\n  }\n  .andfs4w-spec-table {\n    width: 100%;\n    border-collapse: collapse;\n    font-size: 0.95em;\n  }\n  .andfs4w-spec-table tr { border-bottom: 1px solid #e8ecf3; }\n  .andfs4w-spec-table tr:last-child { border-bottom: none; }\n  .andfs4w-spec-table th,\n  .andfs4w-spec-table td {\n    text-align: left;\n    padding: 8px 12px;\n    vertical-align: top;\n  }\n  .andfs4w-spec-table th {\n    font-weight: 600;\n    color: #0066cc;\n    width: 42%;\n    background: #f7f8fc;\n  }\n  .andfs4w-spec-table td { color: #1a1a1a; }\n\n  \/* FAQ (optional) *\/\n  .andfs4w-faq { margin-bottom: 24px; }\n  .andfs4w-faq-item {\n    border-bottom: 1px solid #e8ecf3;\n    padding: 12px 0;\n  }\n  .andfs4w-faq-item:last-child { border-bottom: none; }\n  .andfs4w-faq-q {\n    font-weight: 600;\n    color: #0066cc;\n    margin: 0 0 4px;\n    font-size: 0.98em;\n  }\n  .andfs4w-faq-a { margin: 0; color: #333; font-size: 0.95em; }\n\n  \/* Footer perks line *\/\n  .andfs4w-footer {\n    border-top: 1px solid #e1e6ed;\n    padding-top: 14px;\n    margin-top: 24px;\n    text-align: center;\n    color: #555;\n    font-size: 0.9em;\n  }\n  .andfs4w-footer .andfs4w-dot {\n    color: #0066cc;\n    margin: 0 8px;\n    font-weight: 700;\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"andfs4w-wrap\"\u003e\n\n  \u003cheader class=\"andfs4w-title\"\u003e\n    \u003ch2\u003eAnderson Manufacturing FS4W Leakmaster Flexible Pool Sealer, 4 oz, White\u003c\/h2\u003e\n    \u003cp class=\"andfs4w-subtitle\"\u003eNitrile rubber sealant for vinyl, plaster, and plumbing leaks.\u003c\/p\u003e\n  \u003c\/header\u003e\n\n  \u003cp class=\"andfs4w-intro\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eAnderson Manufacturing FS4W Leakmaster Flexible Sealer (SKU PST-ANDFS4W)\u003c\/strong\u003e is a 4 oz tube of white, nitrile rubber-based sealant built for swimming pool repairs. Squeeze it directly onto vinyl liners, plaster cracks, fittings, or small suction-side plumbing leaks and smooth it with a wet finger. It skins over in seconds, cures flexible, and bonds above or below the waterline so you can patch leaks without draining the pool.\u003c\/p\u003e\n\n  \u003csection class=\"andfs4w-spec-section\"\u003e\n    \u003cdiv class=\"andfs4w-spec-heading\"\u003eSpecifications\u003c\/div\u003e\n    \u003ctable class=\"andfs4w-spec-table\"\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eAnderson Manufacturing (Leakmaster)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel \/ MPN\u003c\/th\u003e\n\u003ctd\u003eFS4W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003ctd\u003ePST-ANDFS4W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUPC\u003c\/th\u003e\n\u003ctd\u003e713965404232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eFlexible Pool Repair Sealer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Weight\u003c\/th\u003e\n\u003ctd\u003e4 oz tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChemistry\u003c\/th\u003e\n\u003ctd\u003eNitrile rubber-based sealant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCure Behavior\u003c\/th\u003e\n\u003ctd\u003eSkins over in seconds, cures flexible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUnderwater Use\u003c\/th\u003e\n\u003ctd\u003eYes, can be applied below the waterline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBonds To\u003c\/th\u003e\n\u003ctd\u003eVinyl, PVC, fiberglass, gunite, plaster, ceramic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTypical Uses\u003c\/th\u003e\n\u003ctd\u003eVinyl liner leaks, faceplate seals, thread sealant, small plumbing leaks, gunite\/plaster cracks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eSqueeze from tube, smooth with a wet finger\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of Origin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/section\u003e\n\n  \n  \u003csection class=\"andfs4w-faq\"\u003e\n    \u003cdiv class=\"andfs4w-spec-heading\"\u003eGood to Know\u003c\/div\u003e\n    \n    \u003cdiv class=\"andfs4w-faq-item\"\u003e\n      \u003cp class=\"andfs4w-faq-q\"\u003eCan I apply the FS4W sealer underwater?\u003c\/p\u003e\n      \u003cp class=\"andfs4w-faq-a\"\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The nitrile rubber chemistry lets you apply this sealant directly below the waterline, so you can patch a vinyl liner or seal a plaster crack without draining your pool.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"andfs4w-faq-item\"\u003e\n      \u003cp class=\"andfs4w-faq-q\"\u003eWhat is the difference between the FS4W (white) and FS4B (blue) sealers?\u003c\/p\u003e\n      \u003cp class=\"andfs4w-faq-a\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe chemistry, 4 oz tube size, and performance are identical. The only difference is color: choose \u003cstrong\u003eFS4W\u003c\/strong\u003e to match white vinyl liners, plaster, or fittings, and \u003cstrong\u003eFS4B\u003c\/strong\u003e when you are sealing a blue liner or blue tile.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"andfs4w-faq-item\"\u003e\n      \u003cp class=\"andfs4w-faq-q\"\u003eCan I install this myself, or do I need a pool pro?\u003c\/p\u003e\n      \u003cp class=\"andfs4w-faq-a\"\u003e\u003c\/p\u003e\n\u003cp\u003eThis is a DIY-friendly repair product. Clean the surface, cut the tube tip, squeeze the sealer onto the leak, then flatten it with a wet finger. For large structural cracks or repeated liner failures, have a pool professional inspect the underlying issue.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n  \u003c\/section\u003e\n  \n\n  \u003cfooter class=\"andfs4w-footer\"\u003e\n    Free Shipping\u003cspan class=\"andfs4w-dot\"\u003e•\u003c\/span\u003e30-Day Returns\u003cspan class=\"andfs4w-dot\"\u003e•\u003c\/span\u003eWarranty Backed\u003cspan class=\"andfs4w-dot\"\u003e•\u003c\/span\u003eAuthorized Anderson Dealer\n  \u003c\/footer\u003e\n\n\u003c\/div\u003e\n","brand":"Anderson Manufacturing","offers":[{"title":"Default Title","offer_id":44002154348609,"sku":"PST-ANDFS4W","price":19.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-ANDFS4W.jpg?v=1780385369","url":"https:\/\/www.pstpoolsupplies.com\/products\/anderson-manufacturing-fs4w-leakmaster-flexible-pool-sealer-4-oz-white","provider":"PST Pool Supplies","version":"1.0","type":"link"}