Ambient Temp.
Standard-Duty Industrial Fan 24" Non-Oscillating, 115VAC, 2820/4020/5520 CFM 27 In.. 24 in, Stationary, Non-Oscillating, 3 Speeds, Voltage 115V AC, 1 Phase, CFM High 5220, CFM Low 2820, Air Velocity @ 20 Ft. Standard-Duty Industrial Fan, Blade Dia.