{"product_id":"duravent-duratech-ldc-16-round-ceiling-support-box","title":"DuraVent DuraTech LDC 16\" Round Ceiling Support Box","description":"\u003ch3 style=\"text-align: center;\"\u003eDuraVent DuraTech LDC 16\" Round Ceiling Support Box\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDuraVent DuraTech LDC 16\" Round Ceiling Support Box\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a critical \u003c\/span\u003echimney support and fire safety component designed for the DuraTech LDC all-fuel double-wall chimney system. Ideal for factory-built fireplaces, large masonry fireplaces, and vented non-condensing appliances, this ceiling support box provides secure structural support where the chimney passes through interior ceilings. It ensures proper load distribution, alignment, and safe transition through ceiling assemblies, making it essential for professional chimney installation and venting systems.\u003c\/p\u003e\n\u003cp\u003eEngineered for UL 103 Type HT listed chimney systems, it supports 10\"–16\" diameters and features a solid-pack design with 1\" ceramic insulation between a stainless steel inner wall and stainless or Galvalume outer jacket. It maintains a 2-inch clearance to combustibles and is tested to US and Canadian standards, delivering reliable chimney safety, structural integrity, and long-term high-temperature performance\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"product-features__heading heading-3\"\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHeavy-Duty Chimney Support System:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The \u003c\/span\u003eDuraVent DuraTech LDC 16\" Round Ceiling Support Box securely supports DuraTech LDC double-wall chimney pipe, ensuring a stable and code-compliant chimney installation system for residential and commercial applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePositive Chimney Connection Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Provides a strong, positive connection between the \u003c\/span\u003esupport box and chimney pipe, improving alignment, stability, and long-term chimney venting performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHigh Load Capacity Support:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engineered to support up to \u003c\/span\u003e40 feet of DuraTech LDC chimney pipe, making it ideal for extended vertical chimney systems and fireplace venting installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTrim Collar Compatibility:\u003c\/span\u003e \u003c\/strong\u003eTrim collars are sold separately, allowing for a clean, customized finish for professional chimney ceiling installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAccessory Compatibility for 10\" Systems:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e For 10\" installations, use a \u003c\/span\u003eDuraBlack Slip Connector to properly attach DuraBlack chimney pipe to the support box.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOptimized for DuraTech LDC Systems:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Specifically designed for use with \u003c\/span\u003eDuraTech LDC all-fuel double-wall chimney systems, ensuring safe, durable, and efficient performance.\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\u003e16DT-RCS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDuraTech LDC (10\"-24\")\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\u003e(Size) Inside Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16”\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eA\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 5⁄16”\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20”\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22”\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eDownloads\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/DuraTech_10-24_Catalog_062873f1-e742-4959-a4bc-19e367942668.pdf?v=1647360373\" target=\"_blank\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDownload Product Catalog\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/L151_820003149_Installation_Instructions_DuraTech.pdf?v=1647384657\" target=\"_blank\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDownload Installation Manual\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/Typical_Installations_for_Duratech_5-24.pdf?v=1647919185\" target=\"_blank\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDownload Typical Installation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\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":55300381212963,"sku":"16DT-RCS","price":1483.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/DuraVent-DuraTech-Round-Ceiling-Support-Box-DuraVent-Dreamwood-Living-26092733.jpg?v=1783010064","url":"https:\/\/www.dreamwoodliving.com\/products\/duravent-duratech-ldc-16-round-ceiling-support-box","provider":"Dreamwood Living","version":"1.0","type":"link"}