Duct Coupler, For Nominal Duct Diameter 8 in, Fabric Material Not Applicable, Fold Type Not Applicable, Inlet Diameter 8 5/8 in, Product Type Coupling, Application Commercial, Overall Length 5 7/8 in, Weight 1.75 lb, Material PVC, Maximum Pressure Rating 10 in wc, Overall Height 5 7/8 in, Outlet Diameter 8 5/8 in, Overall Width 9 in, Shape Straight, Seal Material Not Applicable, Duct Compatibility Round, Color Dark Gray, Maximum Temperature Rating 140 Degrees F, Minimum Pressure Rating 10 in wg