Blower Wheel Type Forward-Curved Drive Type Belt Drive Includes Drive Package No Assembly Unassembled Wheel Diameter 12 3/4 in Minimum Airflow 1 050 cfm Maximum Airflow 2 750 cfm Maximum Static Pressure 1 in wc Maximum Inlet Air Temperature 150 Degrees F Shaft Diameter 3/4 in Bearing Type Ball Sound Level Not Rated Wheel Material Steel Housing Material Steel Wheel Width 6 in Number of Inlets 1 Inlet Diameter 12 in Outlet Shape Rectangular Outlet Height 13 3/8 in