Hot dipped after welded galvanized 1” x 2” wire mesh guards-removable.
Optional pre-wired models available.
Quiet operation.
NEW plastic guard clips to reduce vibration for
quieter performance.
Cost efficient heavy duty 18 gauge galvanized
housing construction for superior durability
and longevity. Smooth spun venturi to
maximize air flow dynamics.
Galvanized deep cone to reduce back
pressure and boost performance.
Heavy duty galvanized X–frame motor mount
provides solid motor mounting for increased
motor life and quieter operation.
Galvanized three blade props; highly efficient,
easy cleaning, balanced for smooth opera
tion and extended life of blade and motor.
Cast aluminum 50” blades for high performance
New available 50” 6 bladed propeller – features high performance / low noise.
Totally enclosed, maintenance free, high efficiency motors have completely sealed all bearings.
2 Speed Motor: low cfm speed is 2/3 of high cfm.
UL and ULC certification.
Built in automatic thermal overload protection.
Matched motor & belt ratio for maximum air, without overloading the motor.
Belt drive 48” and 50” units are complete with heavy duty spring belt tensioner.
Bearings are pre-lubricated, permanently sealed and rubber mounted to improve
smooth operation & reduce blade fatigue. They also feature an eccentric locking double set screw collar.
High performance aluminum shutters with tie bar to eliminate flapping.
Available with single phase or 3 phase motors.
LIFETIME WARRANTY on Cast Aluminum blades.
US MADE. Full 3 year warranty.
Aluminum Intake Shutters
Features / Specifications:
High efficiency shutter with tie bar to eliminate shutter flapping.
Nylon bearings; solid shafts; drawn cup-type sleeves on all movable linkage.
Frame of heavy aluminum extrusion with 1/2” channel lock water stop.
Corners are precision milled – welded for durability.
Interlocking blades for maximum weather seal
Constructed with rigid “T” section center member.
Optional motorized shutter kit available to trun any
