{"product_id":"lloyd-industries-55crdea14-ceiling-radiation-damper-14in","title":"Lloyd Industries 55CRDEA14 Ceiling Radiation Damper 14in","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe LLOYD INDUSTRIES 55CRDEA14 is a 14-inch round ceiling radiation damper rated for 3-hour fire resistance. Ceiling radiation dampers are installed at light fixtures, grilles, or other ceiling penetrations in fire-rated floor-ceiling and roof-ceiling assemblies. They automatically close when exposed to elevated temperatures, stopping the transfer of radiant heat through the ceiling membrane. This damper is designed to maintain the integrity of the fire-rated assembly in which it is installed. Licensed HVAC technicians and fire-life-safety contractors are the typical installers for this type of component.\u003c\/p\u003e\u003cp\u003eThis unit is suited for residential and commercial construction projects where fire-rated ceiling assemblies require compliant penetration protection. Typical applications include wood-frame multi-family buildings, hotels, and healthcare facilities where building codes mandate ceiling radiation dampers at HVAC and lighting penetrations in rated assemblies. The 14-inch round profile matches standard round duct and grille openings of the same diameter.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e3-hour fire-resistance rating for use in rated ceiling assemblies\u003c\/li\u003e\n\u003cli\u003e14-inch round configuration fits standard round ceiling penetrations\u003c\/li\u003e\n\u003cli\u003eAutomatic closure mechanism activates under elevated heat conditions\u003c\/li\u003e\n\u003cli\u003eDesigned for installation in fire-rated floor-ceiling and roof-ceiling assemblies\u003c\/li\u003e\n\u003cli\u003eSupports code compliance for penetration protection in commercial and residential construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style ceiling radiation damper for use in 14-inch round penetrations within fire-rated ceiling assemblies where a 3-hour rated damper is required.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eCeiling radiation dampers must be installed by a licensed HVAC or fire-life-safety contractor in accordance with the International Mechanical Code and applicable local building codes. Power down all associated HVAC equipment and de-energize lighting circuits before beginning installation at the ceiling penetration. Follow the manufacturer's listed installation instructions precisely, as improper installation can void the fire rating. The completed installation is typically subject to inspection by the authority having jurisdiction.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize\u003c\/strong\u003e: 14 inches round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFire Rating\u003c\/strong\u003e: 3 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape\u003c\/strong\u003e: Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Series\u003c\/strong\u003e: CRD-55 EA\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: LLOYD INDUSTRIES\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 55CRDEA14\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LLOYD INDUSTRIES","offers":[{"title":"Default Title","offer_id":51345566695730,"sku":"55CRDEA14","price":49.73,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/310553469.jpg?v=1782061071","url":"https:\/\/voomisupply.com\/products\/lloyd-industries-55crdea14-ceiling-radiation-damper-14in","provider":"Voomi Supply","version":"1.0","type":"link"}