▫ Rugged Direct Drive Exhaust Fan with 4 Steel Impeller blades designed to be embedded in wall. ▫ Venturi style panel with tubular motor support structure built with Heavy Duty 12-Gauge steel for durability. Adjustable motor base. ▫ Side perforations simplifies installation. ▫ Front perforations helps mount Guard (not included). ▫ High Efficiency / Low Noise Air Circulator. ▫ Air Exhaust, Supply or Re-Circulation fan. ▫Three Phase motor (230-460V) ▫Applications: Wherever hot or polluted air needs to be removed from or fresher air needs to be supplied to. ▫ A low cost air moving solution for Warehouses, Schools, Hospitals, Generator Rooms, Boiling Rooms, Stables, Dairy Farms, Barns, Poultry farms, Greenhouses, Sewage Plants, Elevators Shafts, Tunnels, Parking Lots. ▫ ON SPECIAL ORDERS: Customized versions available with Hazardous Environment Resistant motors and impellers.