Centrifugal Roof Supply Fan Includes Drive Package Yes Includes Motor Yes Mounting Location Roof and Wall Wheel Diameter 11 1/8 in Base Diameter Not Applicable Base Length 30 in Base Shape Square Base Width 30 in Nameplate Voltage 208-230/460V AC Phase 3 Motor Horsepower 3/4 hp Maximum Static Pressure 3/4 in wc Supply Airflow @ 0.000 in SP 2 808 cfm Number of Filters 1 Filter Housing Depth 22 in Filter Housing Height 21 1/4 in Filter Housing Width 21 1/8 in Number of Speeds 1