Superior Energy Savings & Heat Reflection Aluminum foil radiant barrier reflects up to 97% of radiant heat, reducing energy loss from your AC exhaust hose. Helps your portable AC cool up to 30% more efficiently, lowers electricity bills, and ensures faster, more consistent cooling all summer.
Universal Fit for 5" & 5.9" HosesExpertly engineered to fit both 5-inch and 5.9-inch diameter AC exhaust ducts. Available in a 59-inch standard length with a generous maximum width of 11.2 inches, ensuring full coverage and superior heat isolation across most major portable AC brands and models.
3-Layer Premium Construction for Maximum Protection Built with tear-resistant waterproof Oxford cloth outer layer, high-density thermal foam middle core, and reflective aluminum film inner lining. This rugged multi-layer design not only blocks extreme heat but also resists daily wear, moisture, dust, and sunlight exposure
Tool-Free Installation with Strong Velcro No tools, no hassle simply wrap the sleeve around your exhaust hose and secure it with the heavy-duty velcro closures. The lightweight, flexible material makes installation effortless (takes just minutes), and it's equally easy to remove and store when the weather cools down.
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Portable AC Hose Insulation Sleeve, 3-Layer Waterproof Exhaust Duct Cover with Aluminum Thermal Foil, Fits 5 & 5.9 Dia x 59L Duct, Easy Wrap Installation
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First Listed on Newegg
June 25, 2026
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