{"product_id":"duravent-12dt-is-duratech-ldc-attic-insulation-shield-12-in","title":"Duravent DuraTech LDC Attic Insulation Shield, 12\" | 12DT-IS","description":"\u003cp\u003e\u003cb\u003eThe Duravent DuraTech LDC 12DT-IS is an attic insulation shield for 12 inch DuraTech LDC chimney.\u003c\/b\u003e It keeps insulation and debris from collecting near the chimney where it passes through an attic, unless the chimney is enclosed there. It is a collar and base that fits over a firestop radiation shield or support box. Part number 12DT-IS.\u003c\/p\u003e\n\u003ch2\u003eAt a glance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAttic penetrations\u003c\/strong\u003e: Keeps insulation back\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCollar and base\u003c\/strong\u003e: Two-part shield\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits over\u003c\/strong\u003e: Firestop shield or support box\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12\" DuraTech LDC\u003c\/strong\u003e: Sized for 12 inch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDetails\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePart number\u003c\/th\u003e\n\u003ctd\u003e12DT-IS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDiameter\u003c\/th\u003e\n\u003ctd\u003e12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUse\u003c\/th\u003e\n\u003ctd\u003eWhere the chimney passes through an attic, unless enclosed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConstruction\u003c\/th\u003e\n\u003ctd\u003eCollar and base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFits over\u003c\/th\u003e\n\u003ctd\u003eFirestop radiation shield or support box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSystem\u003c\/th\u003e\n\u003ctd\u003eDuraTech LDC 10\" to 24\"\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\u003eFasten LDC joints with screws.\u003c\/strong\u003e DuraTech LDC sections and fittings are fastened with screws. Follow Duravent's LDC instructions, the appliance manual and local codes, and have a qualified installer plan the run.\u003c\/p\u003e\n\u003ch2\u003eQuestions people ask us\u003c\/h2\u003e\u003ch3\u003eDo I need it?\u003c\/h3\u003e\u003cp\u003eYes, when the chimney passes through an attic and is not enclosed there.\u003c\/p\u003e\u003ch3\u003eWhat does it sit on?\u003c\/h3\u003e\u003cp\u003eA firestop radiation shield or a support box.\u003c\/p\u003e\u003ch3\u003eWhat is DuraTech LDC used for?\u003c\/h3\u003e\u003cp\u003eDuravent lists DuraTech LDC for atmospheric-draft appliances such as certified factory-built or large masonry fireplaces, furnaces, boilers and other solid-fuel, oil or gas appliances. The \u003cb\u003eappliance manual decides\u003c\/b\u003e which chimney is approved, so send us the model and we will check.\u003c\/p\u003e","brand":"Duravent","offers":[{"title":"Default Title","offer_id":67636506951954,"sku":"A12DT-IS","price":771.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/DT_LDC_tile2_524a38a2-1928-4dcb-b482-9f8ed95a7160.png?v=1792783252","url":"https:\/\/www.aquaterrabackyard.com\/products\/duravent-12dt-is-duratech-ldc-attic-insulation-shield-12-in","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}