{"product_id":"4-inch-insulated-flexible-duct-hose-for-hvac-syste","title":"4 Inch Insulated Flexible Duct Hose For HVAC Systems 25 Feet Long Heavy Duty Aluminum Air Duct R4.2 With Glass Fiber Insulation High Temperature Resistant And Flame Retardant Ductwork Easy Install","description":"\u003cdiv\u003e4 inch insulated flexible HVAC duct hose with R4.2 insulation\u003cbr\u003e\n✔️ 4 in dia, 25 ft long, R4.2 glass wool insulation \u003cp\u003eThis insulated 4 inch flexible duct hose is designed for HVAC systems, ideal for central air conditioning, ventilation, and exhaust routes in residential and light commercial settings. It uses thick aluminum foil with a spiral steel wire and an inner glass fiber insulation layer to handle high temperatures and improve energy efficiency, while delivering noticeable sound reduction.\u003c\/p\u003e \u003cp\u003e✅ Diameter: 4 in (100 mm) \u003cbr\u003e\n✅ Length: 25 ft (7.62 m) \u003cbr\u003e\n✅ Insulation: glass wool, R4.2 \u003cbr\u003e\n✅ Temperature range: -4°C to 454°C; flame retardant \u003cbr\u003e\n✅ Noise reduction: up to 85% absorption \u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is an insulated flexible duct used for in HVAC systems?\u003c\/p\u003e\n\u003cp\u003eThis handy duct is designed to route conditioned air in tight spaces while cutting energy waste.\u003c\/p\u003e\n- Handy for routing air through tight spaces in homes and small offices\u003cbr\u003e\n- Reduces heat transfer and maintains comfort with glass wool insulation\u003cbr\u003e\n- Supports quiet operation thanks to the fluffy insulation\u003cbr\u003e\n- Suitable for non-corrosive gas applications in central HVAC systems\u003cbr\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48225243791595,"sku":"VXB09Y1JV2SV","price":88.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71WBnYiYrLL.jpg?v=1778819947","url":"https:\/\/vxb.com\/products\/4-inch-insulated-flexible-duct-hose-for-hvac-syste","provider":"VXB Bearings","version":"1.0","type":"link"}