Centrifugal Upblast Exhaust Fan Application Foundries Industrial and Commercial Buildings Laboratories Manufacturing Facilities Non-Tempered Kitchen Make-Up Air Restaurants Schools Drive Type Direct Drive For Air Type Kitchen Air Clean Air Emergency Smoke Base Diameter Not Applicable Base Width 22 in Base Length 22 in Base Shape Square Maximum Static Pressure 1 in wg Exhaust Airflow @ 0.000 in SP 1 468 cfm Nameplate Voltage 115/208-230/277V AC Phase 1 Motor Horsepower 1/4 hp