TPI INDUSTRIAL PEDESTAL FANS 20" Non-Oscillating Pedestal Fan TPI industrial fans allow tool free fan height adjustments from 52-82"H. Pedestal fans include a 27" diameter base for stability. These quality portable fans include an enclosed permanently lubricated, PSC-type ball bearing single-phase motor for long life and optimum performance. 3 quiet aluminum blades are enclosed in double locking chrome plated steel wire guards for safety. Pivot-action fan head allows vertical tilt angle adjustments. 2-speed pull chain operation. 12'L SJT type, 3-conductor power cord. 120V. Easy assembly with pre-assembled fan heads and mounts. Meets OSHA standards, UL listed. 1 Year Limited Warranty. Horsepower rating based upon maximum speed/load. 0.00 L. 0.00 W. 0.00 H.