This Industrial Floor Fan provide efficient cooling where you need it. Direct drive fan is made with all welded steel housing. Heavy duty steel fan blades are enclosed in 1/8" thick front and rear circular wire mesh guards. Totally enclosed fan cooled motor. High stand is made with channel iron frame for strength and includes tubular steel handle. Drum fan allows tilting for vertical airflow adjustment. Non-tipping heavy base for stability. Includes 2 casters for tilt and roll mobility. Meets OSHA specifications. Three phase design. Horsepower rating based upon maximum speed/load.