{"product_id":"duravent-7dp-fcs-7-duraplus-flat-ceiling-support-box","title":"DuraVent 7DP-FCS 7\" DuraPlus Flat Ceiling Support Box","description":"\u003cp data-path-to-node=\"1\"\u003e\u003cspan\u003eBuild the perfect custom venting system for your heating appliance with the DuraVent 7\" DuraPlus Flat Ceiling Support Box.\u003c\/span\u003e\u003cspan\u003e Designed for exceptional performance and long-lasting durability,\u003c\/span\u003e\u003cspan\u003e this essential structural component is expertly engineered for installation in flat ceilings only,\u003c\/span\u003e\u003cspan\u003e supporting your chimney pipe while providing a positive,\u003c\/span\u003e\u003cspan\u003e secure connection between the support box and your 7-inch triple-wall DuraPlus chimney via a built-in precision twist-lock.\u003c\/span\u003e\u003cspan\u003e Measuring 14.\u003c\/span\u003e\u003cspan\u003e25 inches in width by 8.\u003c\/span\u003e\u003cspan\u003e5 inches in height,\u003c\/span\u003e\u003cspan\u003e this heavy-duty unit safely supports up to 35 feet of DuraPlus chimney pipe.\u003c\/span\u003e\u003cspan\u003e While the box comes unpainted,\u003c\/span\u003e\u003cspan\u003e it can easily be customized with high-temperature paint to match your interior decor,\u003c\/span\u003e\u003cspan\u003e includes a 2-inch wide trim collar right in the box,\u003c\/span\u003e\u003cspan\u003e and connects seamlessly to DVL or DuraBlack connector pipe using an appropriate stove pipe adapter (sold separately).\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 flat ceiling support box (model 7DP-FCS) guarantees a fast,\u003c\/span\u003e\u003cspan\u003e reliable assembly for a fully code-compliant installation.\u003c\/span\u003e\u003cspan\u003e Tested and listed to strict UL 103 HT safety standards and backed by a limited-lifetime warranty,\u003c\/span\u003e\u003cspan\u003e it provides dependable,\u003c\/span\u003e\u003cspan\u003e long-term stability for your high-temperature venting system.\u003c\/span\u003e\u003cspan\u003e As with all DuraPlus 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 wood stove or fireplace exhaust setup safely today with this indispensable DuraPlus support component!\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSupports chimney pipe and provides a positive connection between support box and chimney with a built-in twist-lock.\u003c\/li\u003e\n\u003cli\u003eDesigned for installation in flat ceilings only.\u003c\/li\u003e\n\u003cli\u003eSupports up to 35’ of DuraPlus chimney pipe.\u003c\/li\u003e\n\u003cli\u003eUse an adapter to attach DVL or DuraBlack to the support box.\u003c\/li\u003e\n\u003cli\u003eNot painted, but can be painted with high-temperature paint.\u003c\/li\u003e\n\u003cli\u003eA 2” wide trim collar is included.\u003c\/li\u003e\n\u003cli\u003eFor adapters, see DVL and DuraBlack section.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eMaterials and Construction\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e.016” 430 stainless steel outer wall\u003c\/li\u003e\n\u003cli\u003e.016” 430 stainless steel inner liner.\u003c\/li\u003e\n\u003cli\u003e.018” galvanized steel outer wall.\u003c\/li\u003e\n\u003cli\u003e.018” aluminized steel intermediate liner.\u003c\/li\u003e\n\u003cli\u003eInsulated layers plus ventilated air space.\u003c\/li\u003e\n\u003cli\u003eLocks tightly with a precision twist-lock connection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003ctable width=\"412\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"103\"\u003eModel\u003c\/td\u003e\n\u003ctd width=\"103\"\u003e7DP-FCS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"103\"\u003eDiameter\u003c\/td\u003e\n\u003ctd width=\"103\"\u003e7\" (inner)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"103\"\u003eDimensions\u003c\/td\u003e\n\u003ctd width=\"103\"\u003e14.25\"(W) x 8.5\"(H)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"103\"\u003eClearances\u003c\/td\u003e\n\u003ctd width=\"309\"\u003e2\" clearance to combustible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"103\"\u003eListings\u003c\/td\u003e\n\u003ctd width=\"309\"\u003eUL Listed to UL 103HT (MH7399).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"103\"\u003eWarranty\u003c\/td\u003e\n\u003ctd width=\"309\"\u003eLimited-lifetime warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/FCSB_drawing_480x480_9cbd811f-aa05-478d-94ea-7a63ac9cb5c2.jpg?v=1792836832\" alt=\"\" style=\"display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/div\u003e\n\u003cdiv\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","brand":"DuraVent","offers":[{"title":"Default Title","offer_id":53121573224735,"sku":"7DP-FCS","price":397.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/DuraVent_7DP-FCS_7_DuraPlus_Flat_Ceiling_Support_Box.jpg?v=1792836990","url":"https:\/\/ridgeflame.com\/products\/duravent-7dp-fcs-7-duraplus-flat-ceiling-support-box","provider":"Ridge Flame","version":"1.0","type":"link"}