J&D Wall Master Agricultural Exhaust Fans Provide Air Ventilation And Circulation For Barns, Greenhouses, Nurseries And More.
J&D Wall master agricultural exhaust fans are made of steel and aluminum for long lasting durability and dependability. Enclosed motor includes spring loaded belt tensioner, sealed ball bearings and automatic thermal overload protection for reduced blade fatigue and unit stability. Units include external aluminum shutters with tie bars for flap prevention and poly guard clips for reduced vibration. Galvanized x-frame motor mount provides durability and quiet operation. Includes provisions for hardwire installation. Phases are 1 and 3. Voltages are 115, 115/230 and 230/460. CFM ranges from 5230 to 23,295. HPs range from 1/2 to 2. Drive types are Belt Drive and Direct Drive. Color finish is Silver. UL listed. Dimensions vary per model.