Centrifugal Upblast Roof Exhaust Fan, Application Industrial and Commercial Buildings, Restaurants, Schools, Drive Type Direct Drive, For Air Type Kitchen Air, Base Diameter Not Applicable, Base Width 22 in, Base Length 22 in, Base Shape Square, Maximum Static Pressure 1 in wc, Exhaust Airflow @ 0.000 in SP 1,468 cfm, Nameplate Voltage 115V AC, Phase 1, Motor Horsepower 1/4 hp, Assembly Assembled, Number of Speeds 1, Housing Material Aluminum, Wheel Material Aluminum, High-Efficiency Motor No