{"product_id":"duravent-duraplus-7-flat-ceiling-support-box","title":"DuraVent DuraPlus 8\" Flat Ceiling Support Box","description":"\u003cdiv style=\"text-align: center;\"\u003e\n\u003cdiv class=\"product__title\"\u003e\n\u003cdiv class=\"product__title\"\u003e\n\u003ch3\u003eDuraVent DuraPlus 8\" Flat Ceiling Support Box\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDuraVent DuraPlus 8\" Flat Ceiling Support Box\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a high-performance \u003c\/span\u003etriple-wall chimney support system designed for safe and efficient installation in wood stoves, fireplaces, furnaces, boilers, and all-fuel venting systems. Engineered with advanced ceramic blanket insulation and air space technology, it helps maintain a cooler exterior surface while ensuring a strong, efficient draft for optimal heating performance. This flat ceiling support box reduces hot spots commonly found in loose-fill insulation systems, improving overall chimney fire safety and protecting both the chimney structure and the building.\u003c\/p\u003e\n\u003cp\u003eBuilt for continuous operation at flue gas temperatures up to 1000°F, the DuraPlus 8\" ceiling support box meets strict UL 103HT standards, including one hour at 1400°F and three 2100°F chimney fire tests. This durable chimney support component ensures secure load support, code-compliant installation, and long-lasting performance in modern chimney venting systems.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePremium Chimney Support System:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The \u003c\/span\u003eDuraVent DuraPlus 8\" Black Round Ceiling Support is designed for secure installation of triple-wall chimney pipe systems\u003cspan\u003e in wood stoves, fireplaces, furnaces, and all-fuel venting applications.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBuilt-In Twist-Lock Connection:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Provides a strong, positive connection between the \u003c\/span\u003esupport box and chimney pipe, ensuring safe and stable chimney installation performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlat Ceiling Installation Only:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Specifically engineered for use in \u003c\/span\u003eflat ceiling chimney installations, ensuring proper alignment and code-compliant venting system setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHigh Load Capacity Support:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supports up to \u003c\/span\u003e35 feet of DuraPlus chimney pipe, making it ideal for residential chimney venting system\u003cstrong\u003e\u003cspan\u003es\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e requiring extended runs.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAdapter Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Designed to connect with \u003c\/span\u003eDVL or DuraBlack adapters, offering flexible integration with chimney stove pipe systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eIncludes Trim Collar:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Comes with a\u003cstrong\u003e \u003c\/strong\u003e\u003c\/span\u003e2-inch wide trim collar for a clean, finished ceiling appearance in interior installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDurable Finish Options:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supplied unpainted but can be finished with \u003c\/span\u003ehigh-temperature paint\u003cspan\u003e for customized aesthetics and long-lasting durability.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8DP-FCS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDuraPlus (6\"-8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCeiling Support Box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInside Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14 1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eDownloads\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/DuraPlus_Brochure.pdf?v=1648525242\" target=\"_blank\"\u003e\u003cstrong\u003eDownload Product Brochure\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/DuraPlus_Catalog.pdf?v=1648525281\" target=\"_blank\"\u003e\u003cstrong\u003eDownload Product Catalog\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/DuraPlus_Installation_Manual.pdf?v=1648525317\" target=\"_blank\"\u003e\u003cstrong\u003eDownload Installation Manual\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/DuraPlus_Installation_Guide.pdf?v=1648525300\" target=\"_blank\"\u003e\u003cstrong\u003eDownload Installation Guide\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/DuraPlus_Typical_Installation.pdf?v=1648525356\" target=\"_blank\"\u003e\u003cstrong\u003eDownload Typical Installation\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCalifornia PROP 65:\u003c\/strong\u003e\u003cspan\u003e This product can expose you to Lead \u0026amp; Chromium, which is known to the State of California to cause cancer and birth defects, or other reproductive harm. See \u003c\/span\u003e\u003ca href=\"https:\/\/usfireplacestore.com\/pages\/ca-prop-65-warning\" target=\"_blank\"\u003eWARNING\u003c\/a\u003e\u003c\/p\u003e","brand":"DuraVent","offers":[{"title":"Default Title","offer_id":55294592123171,"sku":"7DP-FCS","price":464.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/DuraVent-DuraPlus-8_-Flat-Ceiling-Support-Box-DuraVent-Dreamwood-Living-234478328.jpg?v=1782917153","url":"https:\/\/www.dreamwoodliving.com\/products\/duravent-duraplus-7-flat-ceiling-support-box","provider":"Dreamwood Living","version":"1.0","type":"link"}