{"product_id":"westaflex-2505-noninsulated-flexible-duct-500-f-15-ft-l","title":"Westaflex 2505 - Noninsulated Flexible Duct,500 F,15 ft. L","description":"\u003cp\u003eFlexible Duct, For Nominal Duct Diameter 4 in, Wall Thickness 0.125 in, Maximum Temperature Rating 500 Degrees F, Insulation Value Not Applicable, Color Silver, Overall Length 15 ft, Duct Material Aluminum, Maximum Pressure Rating 6 in wc, Maximum Air Speed 5,000 fpm, Vapor Transmission 0.05 Percent, Standards NFPA 90A \u0026amp; B, UL Listed, Material Aluminum, Insulation Material Not Applicable, Inside Diameter 4 in, Product Type Non-Insulated Flexible Duct, Compressed Length 30 in\u003c\/p\u003e","brand":"WESTAFLEX","offers":[{"title":"Default Title","offer_id":43260338700382,"sku":"2505","price":37.92,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z0_wxufo5oy_8439b02c-7f11-4422-a388-9bff7519f831.jpg?v=1788443313","url":"https:\/\/nationalboilersupply.com\/products\/westaflex-2505-noninsulated-flexible-duct-500-f-15-ft-l","provider":"National Boiler Supply","version":"1.0","type":"link"}