20″ Wall Mounted Shutter Exhaust Fan, Automatic Shutter, with Thermostat and …
POWERFUL AIR VENTILATOR – 3368 CFM, 115V,, 1/5 Horse Power, 980 RPM, Coverage up to 5000 square feet. Industrial ventilation fan with shutter. This fan features aluminum blades, OSHA compliant wire guards, and automatic shutters that open and close in tandem with the operation of the fan.
24″ High Velocity Drum Fan Industrial, Commercial, Residential Air Circulator…
The fan speed is adjustable with 2 settings, High and Low, Max 7700 CFM, allowing you to adjust the air circulation to your desired power, while still being cost and energy efficient, using only 220 watts at maximum speed.