Blower Wheel Type Backward-Inclined Drive Type Belt Drive Includes Drive Package No Assembly Unassembled Wheel Diameter 13 1/2 in Maximum Inlet Air Temperature 250 Degrees F Shaft Diameter 1 in Bearing Type Ball Wheel Material Steel Housing Material Steel Number of Inlets 1 Inlet Diameter 14 1/2 in Outlet Shape Rectangular Outlet Height 14 5/8 in Outlet Width 10 3/4 in Outlet Diameter Not Applicable Minimum Motor Horsepower 1/4 hp Maximum Motor Horsepower 5 hp