Quietflex® 620C Uv-Inhibited Flex Duct, 6 in x 25 ft

Quietflex® Flex Duct, UV-Inhibited, Series: 20 Series, 6 in Inside Dia, 25 ft Length, 6000 fpm, 0.11 perm Vapor Transmission, -1/2 to 10 in WC, -20 to 180 deg F Continuous/-20 to 200 deg F Intermittent, Fiberglass, Black, Domestic