Butterfly Dampers, For Nominal Duct Diameter 5 in, Overall Length 8 in, Product Type Butterfly Valve, Weight 2 lb, Maximum Pressure Rating 42 in wc, Maximum Temperature Rating 225 Degrees F, Material Thickness 22 ga, Material Steel, Minimum Pressure Rating 2 in wc, Shape Round, Inside Diameter 5 in, Outlet Diameter 5 in, Overall Height 5 in, Overall Width 5 in, Color Silver, Connection Type Clamp Together, For Media Type Dust, Environment Type Dusty, Material Fabrication Rolled Edge