JPOWER 12 Inch Exhaust Fan Wall Mounted,Automatic Aluminum Shutter,Vent Fan High Speed 1800CFM For Garages And Shops,Greenhouse,Attic Ventilation,Upgraded Version

This 12 inch shutter/exhaust fan with automatic Shutters can help replace your ac unit by cooling your garage, attic, greenhouse shop or chicken coop.

Note: This exhaust fan does not come with a power cord and speed controller and thermostat.

INSTALLATION: Can easily be added to a window opening or opening in the wall to optimize cooling.

COOLING AND VENTILATION: This industrial grade shutter fan can solve all of your cooling and ventilation needs.

RUST PROOF ALUMINUM SHUTTERS: This shutter fan is made with corrosion resistant aluminum shutters and blades.