{"product_id":"duravent-duraplus-chimney-pipe","title":"Duravent DuraPlus Triple-Wall Chimney Pipe, 6\" and 8\"","description":"\u003cp\u003e\u003cb\u003eDuravent DuraPlus is a triple-wall, all-fuel chimney pipe listed to UL 103HT, offered here in 6 inch (24 and 36 inch lengths) and 8 inch (9, 12 and 36 inch lengths).\u003c\/b\u003e A stainless inner liner, an aluminized middle liner and a ceramic blanket with ventilated air space keep the outside cool and the draft hot. Sections join with a twist-lock. Duravent part numbers 6DP-24, 6DP-36, 8DP-09, 8DP-12 and 8DP-36.\u003c\/p\u003e\n\u003ch2\u003eAt a glance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL 103HT\u003c\/strong\u003e: Listed, MH7399\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" clearance\u003c\/strong\u003e: To combustibles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-fuel\u003c\/strong\u003e: Wood, oil, coal or gas\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwist-lock\u003c\/strong\u003e: Triple-wall sections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart numbers\u003c\/th\u003e\n\u003ctd\u003e6DP-24, 6DP-36, 8DP-09, 8DP-12, 8DP-36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDiameter\u003c\/th\u003e\n\u003ctd\u003e6\" inside, 10\" outside; 8\" inside, 12\" outside\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstalled length\u003c\/th\u003e\n\u003ctd\u003eSubtract 1 1\/2\" from each length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInner liner\u003c\/th\u003e\n\u003ctd\u003e.016\" 430 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIntermediate liner\u003c\/th\u003e\n\u003ctd\u003e.018\" aluminized steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOuter wall\u003c\/th\u003e\n\u003ctd\u003e.018\" galvanized steel (stainless outer wall versions carry an SS suffix)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInsulation\u003c\/th\u003e\n\u003ctd\u003eCeramic blanket plus ventilated air space; 1\" blanket in 9\" and 12\", 1\/2\" in 24\" and 36\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eListing\u003c\/th\u003e\n\u003ctd\u003eUL listed to UL 103HT (MH7399)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRating\u003c\/th\u003e\n\u003ctd\u003eContinuous 1000 F flue gas; tested 1 hour at 1400 F and three 10 minute chimney fires at 2100 F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClearance\u003c\/th\u003e\n\u003ctd\u003e2\" to combustibles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuels\u003c\/th\u003e\n\u003ctd\u003eWood, oil, coal or gas residential appliances\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eDuravent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eKeep 2 inches to combustibles.\u003c\/strong\u003e Duravent requires at least 2 inches between DuraPlus chimney and any combustible material, including an enclosure or chase. Install it to Duravent's instructions, the appliance manual and local codes. Duravent says not to use it with forced draft, positive pressure appliances.\u003c\/p\u003e\n\u003ch2\u003eQuestions people ask us\u003c\/h2\u003e\u003ch3\u003eWhat is DuraPlus listed for?\u003c\/h3\u003e\u003cp\u003eDuraPlus is a triple-wall, all-fuel chimney \u003cb\u003elisted to UL 103HT\u003c\/b\u003e (MH7399). Duravent rates it for residential appliances fueled by \u003cb\u003ewood, oil, coal or gas\u003c\/b\u003e, for continuous operation at 1000 F flue gas temperature. The appliance manual decides which chimney is approved, so check it or \u003ca href=\"\/pages\/contact-us\"\u003esend us the model\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eHow much pipe do I need?\u003c\/h3\u003e\u003cp\u003eEach length loses \u003cb\u003e1 1\/2 inches\u003c\/b\u003e at the joint, so subtract that from each section when you add up the run. Remember the roof height rules below and the support box or tee support at the base.\u003c\/p\u003e\u003ch3\u003eHow high does the chimney need to go?\u003c\/h3\u003e\u003cp\u003eDuravent's instructions quote NFPA 211: at least \u003cb\u003e3 feet above\u003c\/b\u003e the point where it passes through the roof and \u003cb\u003e2 feet higher\u003c\/b\u003e than any part of the building within 10 feet. DuraPlus may be installed up to 35 feet high, and an Extended Roof Bracket is required if it runs more than 4 feet above the roof.\u003c\/p\u003e\u003ch3\u003eWhat pipe connects the stove to DuraPlus?\u003c\/h3\u003e\u003cp\u003eInside the room you use connector pipe: Duravent DuraBlack single-wall (18 inches to combustibles) or DVL double-wall (6 inches to walls, 8 inches to ceilings). Duravent warns never to run single-wall stovepipe through a wall thimble.\u003c\/p\u003e\u003ch3\u003eCan I mix DuraPlus with other chimney parts?\u003c\/h3\u003e\u003cp\u003eUse DuraPlus components throughout the chimney. Duravent's connector pipe and adapters join it to the stovepipe. \u003ca href=\"\/pages\/contact-us\"\u003eAsk us\u003c\/a\u003e if you are matching an existing chimney.\u003c\/p\u003e","brand":"Duravent","offers":[{"title":"6\" \/ 24\"","offer_id":67631419228434,"sku":"A6DP-24","price":341.46,"currency_code":"USD","in_stock":true},{"title":"6\" \/ 36\"","offer_id":67631419261202,"sku":"A6DP-36","price":483.18,"currency_code":"USD","in_stock":true},{"title":"8\" \/ 9\"","offer_id":67631419293970,"sku":"A8DP-09","price":308.66,"currency_code":"USD","in_stock":true},{"title":"8\" \/ 12\"","offer_id":67631419326738,"sku":"A8DP-12","price":367.24,"currency_code":"USD","in_stock":true},{"title":"8\" \/ 36\"","offer_id":67631419359506,"sku":"A8DP-36","price":704.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/duravent-duraplus-chimney-pipe.jpg?v=1792598642","url":"https:\/\/www.aquaterrabackyard.com\/products\/duravent-duraplus-chimney-pipe","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}