In-Line Duct Blower, Wheel Type Backward-Inclined, Drive Type Belt Drive, Includes Drive Package No, Assembly Unassembled, Wheel Diameter 13 in, Minimum Airflow 955 cfm, Maximum Airflow 3,144 cfm, Maximum Static Pressure 2 1/2 in wc, Maximum Inlet Air Temperature 160 Degrees F, Shaft Diameter 3/4 in, Bearing Type Sealed Pillow Block, Wheel Material Aluminum, Housing Material Steel, Inlet Diameter 9 1/8 in, Outlet Diameter 9 1/4 in, Outlet Duct Connection Height 17 3/4 in