Industrial-type drum fan is powered by a totally enclosed steel-cased motor. High-temperature resettable thermal shutoff and durable bearings allow operation in temperatures to 130°F. 2-speed rotary switch controls air velocity. CFM range is 2500 low and 3000 on high. Aerodynamically balanced fan blades are of non-corroding aluminum. Double-locking safety guard; 120° tilt. Includes handle and wheels for easy portability.