In-Line Duct Blower Wheel Type Backward-Inclined Drive Type Belt Drive Includes Drive Package No Assembly Unassembled Wheel Diameter 20 in Minimum Airflow 2 042 cfm Maximum Airflow 7 425 cfm Maximum Static Pressure 2 in wc Maximum Inlet Air Temperature 160 Degrees F Shaft Diameter 1 in Bearing Type Regreaseable Pillow Block Wheel Material Aluminum Housing Material Steel Inlet Diameter 14 1/2 in Outlet Diameter 14 1/2 in Outlet Duct Connection Height 27 3/4 in