Product Description： This Shutter Exhaust Fan Is Designed To Help Remove Excess Heat And Moisture, Keeps Your Living Space Cooler And More Comfortable Year-Round. Widely Use In Home Attic, Workshops, Welding Rooms, Factories, Warehouses, Barns, And Greenhouses.Ventilation Exhaust Fan Runs 1450 RPM With An Airflow Of 1950 CFM On High. Produces Stronger And More Powerful Airflow For Better Air Circulation In Any Areas. The Fan Comes Fully Assembled Out Of The Box Only Installation Required Is The Electrical Hardwire. Features : .
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