{"product_id":"superior-18-12ht-18-snap-lock-section-double-wall-pipe","title":"Superior 18-12HT 18\" Snap Lock Section Double Wall Pipe","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Superior 18-12HT 18\" Snap Lock Section Double Wall Pipe is designed to deliver reliable and efficient performance for Superior wood-burning chimney systems. Each section features a durable 15-inch diameter galvanized steel outer pipe, a 12-3\/8-inch stainless steel inner flue pipe, and a wire spacer that maintains proper separation between walls for safe and effective operation in high-temperature conditions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuilt with a snap-lock connection system, the 18-12HT ensures secure assembly and simplified installation for chimney configurations. When planning installation, lineal gain should be considered, as the actual installed length will differ from the nominal length due to overlapping connections. This double-wall pipe provides long-lasting durability, dependable airflow performance, and a strong structural foundation for residential chimney systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eIncluded\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDouble Wall Pipe\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEach double wall chimney section consists of a 15\" diameter galvanized outer pipe, a 12-3\/8\" diameter stainless steel inner flue pipe and a wire spacer\u003c\/li\u003e\n\u003cli\u003eActual lengths gained after fitting overlaps must be taken into consideration (lineal gain)\u003c\/li\u003e\n\u003cli\u003eLineal gain is the actual measurable length of a part after two or more parts are connected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"station-tabs-tabtitle\"\u003e\u003cspan id=\"station-tabs-tab_ht-i0-t13\" class=\"station-tabs-tab is-active\" aria-controls=\"station-tabs-tabpanel_ht-i0-t13\" data-slug=\"specifications\" role=\"button\" aria-expanded=\"true\" tabindex=\"0\"\u003e\u003cspan class=\"station-tabs-tabtext\"\u003eSpecifications\u003c\/span\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 64.8014%;\"\u003eItem Number\u003c\/td\u003e\n\u003ctd style=\"width: 34.8375%;\"\u003e18-12HT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 64.8014%;\"\u003eCatalog Number\u003c\/td\u003e\n\u003ctd style=\"width: 34.8375%;\"\u003eF0953\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 64.8014%;\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd style=\"width: 34.8375%;\"\u003ePipe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 64.8014%;\"\u003eLength\u003c\/td\u003e\n\u003ctd style=\"width: 34.8375%;\"\u003e18\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAbout The Manufacturer\u003c\/h3\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/Superior_Fireplaces_Logo_600_x_600_px_240x240.webp?v=1778875446\" style=\"margin-right: auto; margin-bottom: 16px; margin-left: auto; float: none; display: block;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003eSuperior Fireplaces is dedicated to delivering best-in-class hearth products backed by exceptional customer service. Known for industry-leading quality, warmth, and innovative design, Superior offers a comprehensive selection of fireplaces, inserts, freestanding stoves, gas log sets, and chimneys to suit every style and budget. Their product lineup includes wood, gas, and electric solutions, along with a wide range of accessories designed to enhance comfort, performance, and style.\u003c\/div\u003e","brand":"Superior","offers":[{"title":"Default Title","offer_id":44465276944426,"sku":"18-12HT","price":247.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/Superior_18-12HT_18_Snap_Lock_Section_Double_Wall_Pipe.png?v=1781280021","url":"https:\/\/ridgeflame.com\/products\/superior-18-12ht-18-snap-lock-section-double-wall-pipe","provider":"Ridge Flame","version":"1.0","type":"link"}