Aoibox 12 in. Variable Shutter Exhaust Fan in Silver with Speed Controller and Power Cord Kit, 1620 RPM, 1600 CFM

The shutter exhaust fan is perfect for removing excess heat, moisture, and unpleasant odors from virtually any commercial location, including restaurants, factories, warehouses, and greenhouses. This fan features aluminum blades, SDOC-compliant wire guards and automatic shutters that open and close in tandem with the operation of the fan. The completely enclosed motor is thermally protected and permanently lubricated.