Blower Wheel Type Forward-Curved Drive Type Belt Drive Includes Drive Package No Assembly Unassembled Wheel Diameter 15 in Minimum Airflow 2 810 cfm Maximum Airflow 5 960 cfm Maximum Static Pressure 1 1/2 in wc Maximum Inlet Air Temperature 150 Degrees F Shaft Diameter 1 in Bearing Type Ball Sound Level Not Rated Wheel Material Steel Housing Material Steel Wheel Width 11 in Number of Inlets 2 Inlet Diameter 12 3/8 in Outlet Shape Rectangular Outlet Height 15 7/8 in