Insulated Flexible Duct, Insulation Value R 4.2, UPC Number 70, Inside Dia. 4 In., Wall Thickness 1-1/4 In., Vapor Transmission 0.6, Material Polyester, Length 25 ft., Max. Air Flow 5000 fpm, Max. Pressure 6 In.WC, Max. Temp. 180 Degrees F, Low Temp. Deg. -20 Degrees F, For Use With Heating and Cooling Systems, Features Air Tight Inner Core, Encapsulated Wire Helix, Smooth Inner Core, Thick Blanket of Fiberglass Insulation, Tough Reinforced Gray Polyester Jacket, Light Weight Compact Carton
Insulated Flexible Duct, Insulation Value R 4.2, UPC Number 70, Inside Dia. 4 In., Wall Thickness 1-1/4 In.,...More
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