{"product_id":"builders-best-110759-metalflex-v350-u-uncompressed-air-duct-5-inch-8-foot","title":"Builders Best 110759 Metalflex V350-U Uncompressed Air Duct 5 inch 8 foot","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe BUILDERS BEST 110759 Metalflex V350-U is an uncompressed aluminum alloy air duct, 5 inches in diameter and 8 feet long, designed for HVAC systems. It features 30-degree strength angles between ribs and a mechanically locked, leak-proof \"Acme\" lock. This UL 181 certified Class 0 air duct, compliant with NFPA 90a and 90b, ensures efficient airflow by preventing flattening on bends. It operates within a temperature range of -100°F to +430°F.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFeatures better stretching and bending characteristics for easy installation.\u003c\/li\u003e\n  \u003cli\u003eDesigned to eliminate flattening on the outside radius of bends, preventing restricted airflow.\u003c\/li\u003e\n  \u003cli\u003eConstructed from aluminum alloy with a continuous knurled leak-proof \"Acme\" lock.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\n\u003cp\u003eUL 181 certified Class 0 uncompressed aluminum alloy air duct with factory crimped ends for smooth connections.\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: BUILDERS BEST\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 110759\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel\u003c\/strong\u003e: V350-U\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 5\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 8'\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eListing\u003c\/strong\u003e: UL 181\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Uncompressed Duct\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsulation\u003c\/strong\u003e: Uninsulated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnds\u003c\/strong\u003e: Factory crimp on one end, other end plain\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertification\u003c\/strong\u003e: UL 181 label Class 0 Air Duct in accordance with NFPA 90a and 90b\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRecommended Operating Pressure\u003c\/strong\u003e: 12\" w.g. (for 3\"-10\" diameters)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Velocity\u003c\/strong\u003e: 5,000 FPM\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e: -100°F to +430°F\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlame Speed\u003c\/strong\u003e: 0\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmoke Developed\u003c\/strong\u003e: 0\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"BUILDERS BEST","offers":[{"title":"Default Title","offer_id":51306353230130,"sku":"110759","price":31.37,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/309545593.webp?v=1781290185","url":"https:\/\/voomisupply.com\/products\/builders-best-110759-metalflex-v350-u-uncompressed-air-duct-5-inch-8-foot","provider":"Voomi Supply","version":"1.0","type":"link"}