High Pressure Blower Wheel Type Radial Assembly Unassembled Wheel Diameter 8 7/8 in Minimum Airflow 173 cfm Maximum Airflow 391 cfm Maximum Static Pressure 5 in wc Maximum Inlet Air Temperature 180 Degrees F Sound Level 77 dBA @ 5 ft Wheel Material Aluminum Housing Material Steel Wheel Width 2 3/4 in Number of Inlets 1 Inlet Diameter 5 in Outlet Shape Square Outlet Height 3 1/2 in Outlet Width 3 1/2 in Outlet Diameter Not Applicable Maximum Motor Horsepower 1/2 hp