{"product_id":"johns-manville-12-in-x-24-in-x-48-in-calcium-silicate-high-temperature-insulation-638324","title":"1\/2 in x 24 in x 48 in Calcium Silicate High Temperature Insulation","description":"High Temperature Insulation, Density 55 lb\/cu ft, Facing Material Unfaced, Flexibility Not Applicable, Foam Cell Type Closed, Form Board, Insulation Color White, Insulation Material Calcium Silicate, Maximum Operating Temperature 1,700 Degrees F, Minimum Operating Temperature 0 Degrees F, Overall Length 24 in, Overall Width 4 ft, R Value 0.52, Thickness 1\/2 in, Standards ASTM C656, C795, E119, E136, E72, E84, NFPA251, UL 1479, UL 1709, UL 263, Water Vapor Absorption Minimal","brand":"Johns Manville","offers":[{"title":"Default Title","offer_id":43900869116081,"sku":"G8641437","price":356.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/6609\/2465\/files\/Z_xC0xkcpEx_2e24443b-1a63-4764-8aed-1479a3d4dc29.jpg?v=1713800347","url":"https:\/\/www.avenjers.com\/products\/johns-manville-12-in-x-24-in-x-48-in-calcium-silicate-high-temperature-insulation-638324","provider":"The Tools Man","version":"1.0","type":"link"}