Blower, Wheel Type Forward-Curved, Drive Type Belt Drive, Includes Drive Package No, Assembly Unassembled, Wheel Diameter 11 1/8 in, Minimum Airflow 3,180 cfm, Maximum Airflow 3,780 cfm, Maximum Static Pressure 2 1/2 in wc, Maximum Inlet Air Temperature 250 Degrees F, Shaft Diameter 3/4 in, Bearing Type Ball, Wheel Material Steel, Housing Material Steel, Wheel Width 8 in, Number of Inlets 2, Inlet Diameter 9 3/8 in, Outlet Shape Rectangular, Outlet Height 11 3/8 in, Outlet Width 10 1/2 in