High-Velocity Industrial Fan, Non-Oscillating, Voltage 277V AC, 1 Phase, Air Velocity @ 20 Ft. 850 fpm, Motor HP 1 hp, Fan Mounting Location Ceiling, Column, Floor, Wall, Sound Level 82.2 dBA @ 20 ft; 85.5 dBA @ 3 ft, Max. Ambient Temp. 104 Degrees F, Motor Type Continuous Duty, Drive Type Direct Drive, Height 38 1/8 in, Width 37 in