Aoibox 7 Inch Aluminum Shutter Exhaust Fan in Silver, High Speed 1680 RPM, 760 CFM, 1-Pack

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.