GB-300 Downblast Exhaust Fan, Belt Drive, 1/3 HP, 208-230/460V 3PH, 4859-3976 CFM

Model GB is a belt drive centrifugal roof exhaust fan for general clean air applications where the air discharge is downward, toward the roof surface. The GB features a spun aluminum housing, backward inclined wheel, galvanized birdsreen, integral reinforcing bead for strength, double studded isolators for true vibration isolation, motor out of the airstream, adjustable motor pulley for system balancing, UL705 Electrical, and NEMA-1 disconnect (shipped loose).