{"product_id":"anderson-manufacturing-o55-standard-open-winterizing-plug-2-inch-pipe","title":"Anderson Manufacturing O55 Standard Open Winterizing Plug for 2 inch Pipe, 1-7\/8 inch","description":"\n\u003cstyle\u003e\n  .ando55-wrap, .ando55-wrap * { box-sizing: border-box; }\n  .ando55-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  .ando55-title {\n    border-bottom: 3px solid #8a8a8a;\n    padding-bottom: 12px;\n    margin-bottom: 20px;\n  }\n  .ando55-title h2 {\n    margin: 0;\n    font-size: 1.6em;\n    color: #2a2a2a;\n    font-weight: 700;\n    letter-spacing: -0.01em;\n  }\n  .ando55-subtitle {\n    margin: 4px 0 0;\n    color: #555;\n    font-size: 0.95em;\n    font-style: italic;\n  }\n\n  \/* Intro *\/\n  .ando55-intro {\n    margin: 0 0 24px;\n    font-size: 1em;\n    color: #333;\n  }\n\n  \/* Spec table *\/\n  .ando55-spec-section { margin-bottom: 24px; }\n  .ando55-spec-heading {\n    font-size: 0.85em;\n    text-transform: uppercase;\n    letter-spacing: 0.06em;\n    color: #2a2a2a;\n    font-weight: 700;\n    margin: 0 0 8px;\n  }\n  .ando55-spec-table {\n    width: 100%;\n    border-collapse: collapse;\n    font-size: 0.95em;\n  }\n  .ando55-spec-table tr { border-bottom: 1px solid #e8ecf3; }\n  .ando55-spec-table tr:last-child { border-bottom: none; }\n  .ando55-spec-table th,\n  .ando55-spec-table td {\n    text-align: left;\n    padding: 8px 12px;\n    vertical-align: top;\n  }\n  .ando55-spec-table th {\n    font-weight: 600;\n    color: #2a2a2a;\n    width: 42%;\n    background: #f7f8fc;\n  }\n  .ando55-spec-table td { color: #1a1a1a; }\n\n  \/* FAQ (optional) *\/\n  .ando55-faq { margin-bottom: 24px; }\n  .ando55-faq-item {\n    border-bottom: 1px solid #e8ecf3;\n    padding: 12px 0;\n  }\n  .ando55-faq-item:last-child { border-bottom: none; }\n  .ando55-faq-q {\n    font-weight: 600;\n    color: #2a2a2a;\n    margin: 0 0 4px;\n    font-size: 0.98em;\n  }\n  .ando55-faq-a { margin: 0; color: #333; font-size: 0.95em; }\n\n  \/* Footer perks line *\/\n  .ando55-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  .ando55-footer .ando55-dot {\n    color: #8a8a8a;\n    margin: 0 8px;\n    font-weight: 700;\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"ando55-wrap\"\u003e\n\n  \u003cheader class=\"ando55-title\"\u003e\n    \u003ch2\u003eAnderson Manufacturing O55 Standard Open Winterizing Plug for 2 inch Pipe, 1-7\/8 inch\u003c\/h2\u003e\n    \u003cp class=\"ando55-subtitle\"\u003eHollow stem rubber plug for blowing out and winterizing 2 inch pool lines.\u003c\/p\u003e\n  \u003c\/header\u003e\n\n  \u003cp class=\"ando55-intro\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eAnderson Manufacturing O55 Standard Open Plug (SKU PST-ANDO55)\u003c\/strong\u003e is a 1-7\/8 inch straight-sided rubber test plug sized for 2 inch pool plumbing. The hollow stem and combination 1\/8 inch NPT thread plus 3\/8 inch hose barb top let you pump compressed air through the plug to clear and pressurize return lines, skimmers, and main drains during winterization. Tighten the large corrosion-resistant wingnut to expand the rubber against the pipe wall, blow the line clear, then leave it in place all winter to keep water out.\u003c\/p\u003e\n\n  \u003csection class=\"ando55-spec-section\"\u003e\n    \u003cdiv class=\"ando55-spec-heading\"\u003eSpecifications\u003c\/div\u003e\n    \u003ctable class=\"ando55-spec-table\"\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eAnderson Manufacturing (Technical Products Inc.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel \/ MPN\u003c\/th\u003e\n\u003ctd\u003eO55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003ctd\u003ePST-ANDO55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eOpen Winterizing \/ Test Plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe Size\u003c\/th\u003e\n\u003ctd\u003e2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePlug Outer Diameter\u003c\/th\u003e\n\u003ctd\u003e1-7\/8 inch (1.87 inch unexpanded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStem Style\u003c\/th\u003e\n\u003ctd\u003eOpen, hollow center stem for air or water pressure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTop Fitting\u003c\/th\u003e\n\u003ctd\u003eCombination 1\/8 inch NPT thread and 3\/8 inch hose barb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBody Material\u003c\/th\u003e\n\u003ctd\u003eStraight-sided rubber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHardware\u003c\/th\u003e\n\u003ctd\u003eLarge corrosion-resistant wingnut and washer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePrimary Use\u003c\/th\u003e\n\u003ctd\u003eWinterizing pool lines, pressure testing, line clearing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation\u003c\/th\u003e\n\u003ctd\u003eInsert into pipe, turn wingnut to expand rubber against the wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReusable\u003c\/th\u003e\n\u003ctd\u003eYes, designed for season-after-season use\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/section\u003e\n\n  \n  \u003csection class=\"ando55-faq\"\u003e\n    \u003cdiv class=\"ando55-spec-heading\"\u003eGood to Know\u003c\/div\u003e\n    \n    \u003cdiv class=\"ando55-faq-item\"\u003e\n      \u003cp class=\"ando55-faq-q\"\u003eWhat is the difference between the O55 (open) and N55 (closed) plug?\u003c\/p\u003e\n      \u003cp class=\"ando55-faq-a\"\u003e\u003c\/p\u003e\n\u003cp\u003eBoth share the same 1-7\/8 inch rubber body for 2 inch pipe. The \u003cstrong\u003eO55 is open\u003c\/strong\u003e, with a hollow stem and a 1\/8 inch NPT \/ 3\/8 inch hose barb top so you can blow air or water through it to clear and pressurize the line. The N55 is closed and seals the pipe completely. Use the O55 when you need to push air through during winterization, and the closed version when you just need to cap a line.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"ando55-faq-item\"\u003e\n      \u003cp class=\"ando55-faq-q\"\u003eWhat pipe size does the O55 fit?\u003c\/p\u003e\n      \u003cp class=\"ando55-faq-a\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe O55 is sized for \u003cstrong\u003e2 inch pool plumbing\u003c\/strong\u003e, which has an inside diameter close to 1-7\/8 inch. Drop it into 2 inch returns, skimmer ports, and main drain lines, then tighten the wingnut until the rubber expands to a firm seal. For 1-1\/2 inch lines, step down to the O45.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"ando55-faq-item\"\u003e\n      \u003cp class=\"ando55-faq-q\"\u003eCan I install this plug myself for pool winterization?\u003c\/p\u003e\n      \u003cp class=\"ando55-faq-a\"\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Push the plug into the pipe, connect an air blower or shop vac to the 3\/8 inch hose barb on top, run air through until the line is clear, then snug the wingnut by hand to lock the seal. No tools required, and the plug is reusable, so you can pull it back out at spring opening and store it for next season.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n  \u003c\/section\u003e\n  \n\n  \u003cfooter class=\"ando55-footer\"\u003e\n    Free Shipping\u003cspan class=\"ando55-dot\"\u003e•\u003c\/span\u003e30-Day Returns\u003cspan class=\"ando55-dot\"\u003e•\u003c\/span\u003eWarranty Backed\u003cspan class=\"ando55-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":44002154414145,"sku":"PST-ANDO55","price":23.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-ANDO55.jpg?v=1780385369","url":"https:\/\/www.pstpoolsupplies.com\/products\/anderson-manufacturing-o55-standard-open-winterizing-plug-2-inch-pipe","provider":"PST Pool Supplies","version":"1.0","type":"link"}