{"product_id":"duravent-8-diameter-transition-anchor-plate-17-x-21","title":"DuraVent 8\" Diameter Transition Anchor Plate 17\" x 21\"","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Duravent DuraTech attic insulation shield is designed for larger attic chimney openings requiring controlled insulation separation. The 17\" x 21\" size allows proper airflow while supporting safety compliance.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDuravent insulation shield\u003c\/li\u003e\n\u003cli\u003eWide clearance barrier\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e17\" x 21\" size\u003c\/li\u003e\n\u003cli\u003eWide opening coverage\u003c\/li\u003e\n\u003cli\u003eInsulation contact prevention\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"DuraVent","offers":[{"title":"Default Title","offer_id":46429271326878,"sku":"8DT-AP17x21","price":924.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/9542\/9022\/files\/Duravent_Transition_Anchor_Plate_-_01_2a28eab7-4d9f-4914-85a6-7e3eaf78132f.webp?v=1768987597","url":"https:\/\/usfireplaceshop.com\/products\/duravent-8-diameter-transition-anchor-plate-17-x-21","provider":"US Fireplace Shop","version":"1.0","type":"link"}