Insulated Flexible Air Duct UL Listed 181 Class 1, Aluminum Inner Core & Jacket

• ISOASF-ALU UL Air duct is made of thickened aluminum foil material and high-strength elastic spiral steel wire. The middle is covered with glass fiber insulation layer, which has high temperature resistance, acid and alkali resistance, and flame retardancy.

• UL Listed Class 1, flexible Certificate # 20171101-MH61932.

• Insulation is environment friendly ecological Ecose ,safest building material, with high corrosion resistance and thermal insulation value: R 4.2 . Also available R6 & R8 Available Diameters : 4”, 5”, 6”, 7”, 8”, 9”, 10”, 12”.

• Available Length : 25 Feet.

Instalation Guide

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Technical Properties

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Pressure Loss Report

Click on the image to download 3 Ply Air Connector UL 181 Listed Class 1