Blower Wheel Type Forward-Curved Drive Type Belt Drive Includes Drive Package No Assembly Unassembled Wheel Diameter 24 1/2 in Minimum Airflow 3 795 cfm Maximum Airflow 12 500 cfm Maximum Static Pressure 2 1/2 in wc Maximum Inlet Air Temperature 250 Degrees F Shaft Diameter 1 3/8 in Bearing Type Pillow Block Ball Wheel Material Steel Housing Material Steel Wheel Width 12 3/8 in Number of Inlets 1 Inlet Diameter 26 3/8 in Outlet Shape Rectangular Outlet Height 26 1/4 in