Duct Reducer, For Nominal Duct Diameter 7 in, 9 in, Inlet Diameter 9 in, Inside Diameter 9 in, Overall Length 8 in, Product Type Reducer, Weight 2.5 lb, Material Thickness 22 ga, Maximum Pressure Rating 42 in wc, Maximum Temperature Rating 390 Degrees F, Material Steel, Seal Material Nitrile, Standards Not Applicable, Shape Round, Gas Appliance Category Not Applicable, Maximum Airflow 3,090 cfm, Outlet Diameter 7 in, Overall Height 10 in, Overall Width 9 in, End Type Quick-Fit, Color Silver