GHA PERFORMANCE
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GHA PERFORMANCE - 1

Two inch oversize blade design means more CFM/WATT and lower fan blade RPM for longer life. These fans are constructed of heavy gauge, die formed aluminum and have a deep spun orifice. Tubular bearing and motor supports are welded to the frame for a strong unitized construction. Square wall housing Angle Flow Design FEATURES AND ACCESSORIES ♦ Aluminum construction • Quiet operation at low RPM • Dust, dirt and moisture proof bearings • High efficiency, heavy duty, totally enclosed motors have a low operating cost; available in single phase or three phase • All aluminum gravity or motor operated dampers • Permanently lubricated fan shaft ball bearings • Optional belt tightner - eliminates belt tension problems and one maintenance operation, not available on 1 1/2 & 2 HP fans • Two speed motors optional • Completely assembled ready for installation and wiring • Aluminum guards SPECIAL ADDITIONAL FEATURES OF ANGLE FLOW • Angle flow shutter guard is mounted to shutter which eliminates another maintenance procedure • Choose fan performance at .05 due to increased air flow efficiency • Lowers heating cost with shutters on inside of fan (air entering and saves up to 4000 BTU per hour) DIMENSIONAL DATA DIMENSIONAL DATA SQUARE WALL HOUSING ANGLE WALL HOUSING GREENHOUSE ENVIRONMENTAL CONTROL SYSTEMS "Designed for the Professional" Page 2

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