Model Number: 135R5B
Spun aluminum roof or wall mounted, belt driven, upblast centrifugal exhaust ventilator. Fan shall be listed by Underwritters Laboratories (UL 705). The spun aluminum structural components shall be constructed of minimum 16 gauge marine alloy aluminum, bolted to a rigid aluminum support structure. The motor, bearings, and drives shall be mounted on a minimum 14 gauge steel power assembly, isolated from the unit structure with solid vibration isolators. These components shall be enclosed in a weather-tight compartment, separated from the exhaust airstream. Wheel shall be centrifugal backward inclined, constructed of 100% aluminum, including a precision machined cast aluminum hub. Motor shall be heavy duty type with permanently lubricated sealed ball bearings and furnished at the specified voltage, phase and enclosure. Bearings shall be heavy duty regreasable ball type in a cast iron pillowblock housing selected for a minimum L50 life in excess of 200,000 hours at maximum cataloged operating speed.
Motor: 1/2 HP available 1 or 3 phase
CFM Range: 1184 TO 2132 @ 1/2″ static pressure
Loren Cook Model #: 135 ACRUB 135R5B
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