{"product_id":"thermaflex-056304000001-km-r8-flex-vent-insulated-flexible-air-duct-4-inches-x-25-feet","title":"Thermaflex 056304000001 Km R8 Flex-Vent Insulated Flexible Air Duct (4 inches x 25 feet)","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe Thermaflex 056304000001 Flex-Vent KM insulated duct is designed for low- to medium-pressure cooling and heating HVAC systems. It can be used in both supply and return sections. The efficient unit is composed of a smooth liner, thermal insulation, a tough outer vapor barrier, and a double air seal.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSuitable for a variety of applications in low- to medium-pressure cooling and heating HVAC systems\u003c\/li\u003e\n  \u003cli\u003eInner core is made with strong polyester film encapsulating a corrosion-resistant steel wire helix\u003c\/li\u003e\n  \u003cli\u003eFully lined with a thick blanket of EcoTouch formaldehyde-free fiberglass insulation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\n\u003cp\u003eThis flexible duct resolves misalignment issues, makes system extensions, and changes conditioned zones. It boasts R-8 insulation and an operating temperature range of -20 to 250 degrees Fahrenheit.\u003c\/p\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: THERMAFLEX\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 056304000001\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: United States of America\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity\u003c\/strong\u003e: 1\/Each\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShipping Weight\u003c\/strong\u003e: 11.4 lb.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 25 Feet\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInner Diameter\u003c\/strong\u003e: 4 Inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFeatures\u003c\/strong\u003e: Corrosion-Resistant, Made in America, Recycled Content\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Fiberglass, Polyester, Steel Wire\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStyle\u003c\/strong\u003e: Insulated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperature Range\u003c\/strong\u003e: -20 - 250 Degrees F\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: Duct Hoses, Flexible Ducts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimension\u003c\/strong\u003e: 12.125Hx4Wx12.125D\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Thermaflex\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompliance\u003c\/strong\u003e: NFPA 90 A and 90 B\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCore Material\u003c\/strong\u003e: Laminated Polyester Film\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensional Weight\u003c\/strong\u003e: 33\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEAN\u003c\/strong\u003e: 0677431004213\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFire Rating\u003c\/strong\u003e: NFPA 90A-90B Fire Codes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlex Length\u003c\/strong\u003e: 25'\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlex Type\u003c\/strong\u003e: Insulated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 4\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsulated\u003c\/strong\u003e: true\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eJacket Material\u003c\/strong\u003e: Laminated Polyester Film\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Air Flow\u003c\/strong\u003e: 5000 FPM\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Pressure\u003c\/strong\u003e: Positive = 10\" (4-16\" ID) 6\" (18-20\"ID) Negative= 1\/2\" (4-20\" ID)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Temperature\u003c\/strong\u003e: 250°F (121.11°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Type\u003c\/strong\u003e: Box\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePressure Rating\u003c\/strong\u003e: WG - Positive 10 inches (4\"-16\" ID), 6 inches (18\"-20\" ID) - Negative: 1\/2 inch (4\"-20\" ID)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProp 65\u003c\/strong\u003e: true\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eR-Value\u003c\/strong\u003e: R8\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize\u003c\/strong\u003e: 4\" x 25'\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTier\u003c\/strong\u003e: KM\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 677431004213\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVapor Transmission\u003c\/strong\u003e: 0.1 Perms\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCubic Measurement\u003c\/strong\u003e: 0.3403\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 12.125\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 4\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApprovals\u003c\/strong\u003e: UL Listed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e: -20°F to 250°F (-28.8°C to 121.1°C)\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"THERMAFLEX","offers":[{"title":"Default Title","offer_id":51108692623666,"sku":"056304000001","price":64.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/303601406.png?v=1777393690","url":"https:\/\/voomisupply.com\/products\/thermaflex-056304000001-km-r8-flex-vent-insulated-flexible-air-duct-4-inches-x-25-feet","provider":"Voomi Supply","version":"1.0","type":"link"}