{"product_id":"duravent-8dca-ss-8-durachimney-ii-supplementary-support","title":"DuraVent 8DCA-SS 8\" DuraChimney II Supplementary Support","description":"\u003cp data-path-to-node=\"1\"\u003e\u003cspan\u003eBuild the perfect custom venting system for your heating appliance with the DuraVent 8\" DuraChimney II Supplementary Support.\u003c\/span\u003e\u003cspan\u003e Designed for exceptional performance and long-lasting durability,\u003c\/span\u003e\u003cspan\u003e this heavy-duty structural component is expertly engineered to help support the vertical weight of your DuraChimney II system.\u003c\/span\u003e\u003cspan\u003e Featuring an 8-inch diameter with a precise outer dimension of 12 3\/8 inches (A),\u003c\/span\u003e\u003cspan\u003e each supplementary support is capable of safely carrying a maximum of 25 feet of chimney pipe (be sure to install additional supplementary supports as needed for taller vertical runs).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cspan\u003eEngineered for professional hearth contractors and dedicated DIY homeowners,\u003c\/span\u003e\u003cspan\u003e this premium support bracket (model 8DCA-SS) guarantees a fast,\u003c\/span\u003e\u003cspan\u003e reliable assembly for a fully code-compliant structural installation.\u003c\/span\u003e\u003cspan\u003e Because DuraChimney II components are custom built to order,\u003c\/span\u003e\u003cspan\u003e please note that this item is non-returnable.\u003c\/span\u003e\u003cspan\u003e Tested to strict UL safety standards and backed by a limited-lifetime warranty,\u003c\/span\u003e\u003cspan\u003e it provides dependable,\u003c\/span\u003e\u003cspan\u003e long-term load-bearing protection for your high-temperature fireplace venting system.\u003c\/span\u003e\u003cspan\u003e As with all DuraChimney II installations,\u003c\/span\u003e\u003cspan\u003e always remember to maintain a strictly mandatory 2-inch minimum airspace clearance to all combustible materials throughout your main chimney run.\u003c\/span\u003e\u003cspan\u003e Complete your residential fireplace exhaust setup safely today with this indispensable DuraChimney II support component!\u003c\/span\u003e\u003c\/p\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=\"whats-included\" role=\"button\" aria-expanded=\"true\" tabindex=\"0\"\u003e\u003cspan class=\"station-tabs-tabtext\"\u003eIncluded\u003c\/span\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"station-tabs-tabpanel is-active\" id=\"station-tabs-tabpanel_ht-i0-t13\" aria-labelledby=\"station-tabs-tab_ht-i0-t13\" role=\"region\" aria-hidden=\"false\"\u003e\n\u003cdiv class=\"station-tabs-tabcontent\"\u003e\n\u003cul\u003e\n\u003cli\u003eSupplementary Support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"station-tabs-tabtitle\"\u003e\u003cspan id=\"station-tabs-tab_ht-i0-t17\" class=\"station-tabs-tab is-active\" aria-controls=\"station-tabs-tabpanel_ht-i0-t17\" data-slug=\"features\" role=\"button\" aria-expanded=\"true\" tabindex=\"0\"\u003e\u003cspan class=\"station-tabs-tabtext\"\u003eFeatures\u003c\/span\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"station-tabs-tabpanel is-active\" id=\"station-tabs-tabpanel_ht-i0-t17\" aria-labelledby=\"station-tabs-tab_ht-i0-t17\" role=\"region\" aria-hidden=\"false\"\u003e\n\u003cdiv class=\"station-tabs-tabcontent\"\u003e\n\u003cul\u003e\n\u003cli\u003eUse to help support the weight of DuraChimney II.\u003c\/li\u003e\n\u003cli\u003eSupports a maximum of 25’ of chimney.\u003c\/li\u003e\n\u003cli\u003eUse additional Supplementary Supports as needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"station-tabs-tabtitle\"\u003e\u003cspan id=\"station-tabs-tab_ht-i0-t25\" class=\"station-tabs-tab is-active\" aria-controls=\"station-tabs-tabpanel_ht-i0-t25\" 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\u003cdiv class=\"station-tabs-tabpanel is-active\" id=\"station-tabs-tabpanel_ht-i0-t25\" aria-labelledby=\"station-tabs-tab_ht-i0-t25\" role=\"region\" aria-hidden=\"false\"\u003e\n\u003cdiv class=\"station-tabs-tabcontent\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"50%\"\u003eItem Number\u003c\/td\u003e\n\u003ctd width=\"50%\"\u003e8DCA-SS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"50%\"\u003eSeries\u003c\/td\u003e\n\u003ctd width=\"50%\"\u003eDuraChimney II (8\" - 16\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSupplementary Support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eA\u003c\/td\u003e\n\u003ctd\u003e12 3⁄8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Dimensions\u003c\/h3\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/DCII_Supplementary_Support_-_Spec.jpg?v=1793182912\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45.2979%;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/ChatGPT_Image_Jun_18_2026_02_25_23_PM.png?v=1781771144\" alt=\"\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.3543%;\"\u003eDuravent, Inc. (“Duravent”) provides this limited lifetime warranty for all of its products with the exception of Ventinox® (lifetime), and PolyPro® (ten years). Subject to the limitations set forth below, Duravent warrants that its products will be free from defects in material or manufacturing, if properly installed, maintained and used.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"color: rgb(255, 128, 0);\"\u003e\u003cspan style=\"color: rgb(48, 48, 48); font-size: 0.875rem;\"\u003eAbout The Manufacturer\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(48, 48, 48); font-size: 0.875rem;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/Duravent_Logo.png?v=1789738697\" alt=\"\" width=\"411\" height=\"124\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDuraVent is a leading manufacturer of high-quality chimney and venting systems for residential and commercial applications. The company provides reliable solutions for wood, gas, pellet, and oil-burning appliances. Its products are rigorously tested to meet strict safety standards in the United States and Canada. DuraVent systems are engineered for durability, dependable performance, and long-term protection. Innovative features such as twist-lock connections help make installation faster, easier, and more secure. Trusted by homeowners and industry professionals, DuraVent is a recognized leader in venting technology.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"DuraVent","offers":[{"title":"Default Title","offer_id":53155091284255,"sku":"8DCA-SS","price":251.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/DuraVent_8DCA-SS_8_DuraChimney_II_Supplementary_Support.png?v=1793183099","url":"https:\/\/ridgeflame.com\/products\/duravent-8dca-ss-8-durachimney-ii-supplementary-support","provider":"Ridge Flame","version":"1.0","type":"link"}