{"product_id":"g-km-thermaflex-flexible-hvac-duct-9-inch-diameter-r4-2","title":"Flexible HVAC Duct 9 inch Diameter R4.2 X481112","description":"Highly efficient, Thermaflex G-KM spiral ducts are premium air vessels for low, medium pressure heating and cooling systems. These acoustically rated, HVAC ducts eliminate noise and feature a core that easily expands over fitting. The core is bonded to a steel wire coil to support the thick fiberglass insulation blanket. These air ducts feature a heavy duty polyethylene vapor barrier that provides even airflow and a double air seal. They are self-extinguishing and won't support flames. Temperature range is from -20F to 250F and -20F to 250F intermittent. Ducts have a 3-20\" diameter. Greenguard certified.","brand":"My Store","offers":[{"title":"Default Title","offer_id":52564184662236,"sku":"P353532697198599478","price":28.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0858\/2768\/2524\/files\/d2c3bb3cb878d68a991ab8719bb4b2969f46284d798b808c47228a2287ccb61d.jpg?v=1790127918","url":"https:\/\/beshy.shop\/products\/g-km-thermaflex-flexible-hvac-duct-9-inch-diameter-r4-2","provider":"My Store","version":"1.0","type":"link"}