TPI WASHDOWN I-BEAM MOUNT FANS 30" Diameter Non-Oscillating These quality 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 steel wire guards for safety. Wash down Rated with white epoxy coated steel wire guards. Pivot-action fan head allows vertical tilt angle adjustments. Beam mount requires 1-1/2" or longer pipe nipple for assembly (not included). Meets OSHA standards, UL listed, FDA approved. Includes a junction box for hard wiring. Horsepower rating based upon maximum speed/load.