{"product_id":"superior-firestop-thimble-use-when-penetrating-a-joist-for-8-inch-chimney","title":"Superior Firestop Thimble for 8-Inch Chimney Joist Penetration","description":"The Superior Firestop Thimble (38FST) is an essential safety component for 8-inch chimney systems when penetrating a floor or ceiling joist. Built with heavy-duty steel, this thimble provides maximum durability and helps maintain proper clearances to combustible materials during installation. It is designed specifically for use with Superior 8DM series chimney pipes to ensure a perfect fit. Proudly made in the USA, it ensures your wood-burning fireplace installation meets manufacturer specifications and local building codes.","brand":"Superior","offers":[{"title":"Default Title","offer_id":47524152312040,"sku":"38FST","price":101.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/6190\/8200\/files\/38FST-A-08-21.jpg?v=1772546682","url":"https:\/\/fireplacesdirect.com\/products\/superior-firestop-thimble-use-when-penetrating-a-joist-for-8-inch-chimney","provider":"Fireplaces Direct","version":"1.0","type":"link"}