TPI Washdown industrial fans feature an enclosed permanently lubricated, PSC-type ball bearing, single-phase motor that ensures long life and optimum performance in wet and moist environments. Washdown fans have white epoxy coated steel wire guards that enclose 3 quiet aluminum fan blades for safety. Pivot-action fan head allows vertical tilt angle adjustments. Meets OSHA standards, and are UL listed. Suspension mount fans easily hook on to rods and pipes for hanging applications. Ceiling mount fans include a mounting plate for ceiling applications. I-Beam fans include pipes, u-brackets, and hardware for I-beam flange attachment. 120 or 240V. 1 Year Limited Warranty.