WESTAFLEX W5025 Noninsulated Flexible Duct,500F,30 ft. L

Flexible Duct, For Nominal Duct Diameter 4 in, Wall Thickness 0.125 in, Maximum Temperature Rating 500 Degrees F, Insulation Value Not Applicable, Color Silver, Overall Length 30 ft, Duct Material Aluminum, Maximum Pressure Rating 6 in wc, Maximum Air Speed 5, 000 fpm, Vapor Transmission 0.05 Percent, Standards E60605, UL Listed, Material Aluminum, Insulation Material Not Applicable, Inside Diameter 4 in, Product Type Non-Insulated Flexible Duct, Compressed Length 30 in, Flexibility Flexible. This item has been restricted from sale in the following state (s): []