Duct Hose, 4 in Duct Dia, Galvanized Steel, 4 1/4 in W x 5 ft. L x, Nordfab, Mfr#: 8010005151

Flexible Duct, For Nominal Duct Diameter 4 in, Outside Diameter 4 in, Wall Thickness 0.0185 in, Maximum Temperature Rating 390 Degrees F, Minimum Temperature Rating -60 Degrees F, Color Silver, Overall Length 5 ft, Duct Material Galvanized Steel, Jacket Material Not Applicable, Fire Rating Not Rated, Maximum Pressure Rating 42 in wc, Maximum Air Speed 4,500 fpm, Vapor Transmission Not Applicable, Material Steel, Product Type Rigid Flex Steel Hose, Flexibility Flexible