Heavy Duty Exhaust Fan: The Housing Is Made Of Galvanized Steel Which Prevents Rust And Has Pre-Drilled Holes For Easy Mounting. Rolled Flange Edges Offer Handling Protection During Installation. | Multi Use Ventilation Fan: Perfect For Agriculture, Industrial, Restaurant, School, Gym, Or Home. | Exhaust Fan With Shutter: The Exterior Shutters Close Tightly To Prevent A Draft When Not In Operation And Open Automatically When Powered On. It Helps Remove Unwanted Odors, Contaminants, Excess Moisture Or Heat. | Exhaust Fan Warranty: This Heavy Duty Exhaust Fan Has A 1 Year Limited Warranty. The Shutters Open And Close Automatically. Fans Do Not Come With Electrical Plugs. Requires Wiring To Your Buildings Electrical System. | Thermally Protected Fan: The Fan Has 2 Osha-Compliant Features Including A Safety Grille And A Fully Enclosed, Thermally Protected, Psc Energy Efficient Motor.
