Schaefer Deep Guard Versa-Kool Barn fans are designed for much better airflow than funnel or basket fans. When placed in the recommended pattern in the barn the fans promotes thorough efficient air circulation which lifts and removes ammonia fumes from the floor reduces summer heat and insect stress maintains consistence temperature winter and summer and reduces condensation for a dryer healthier environment. Fans feature heavy duty ball bearing motors which are maintenance-free and energy-efficient. Deep Guard Versa-Kool fans are popular for tents greenhouses as well as animal barns. Deep Guard circulations fans reduce heat stress and increase productivity. The design allows greater air movement at lower noise levels and the rugged guards and housings are powder-coated steel to resist corrosion. The heavy duty motor is maintenance free totally enclosed and may be used with variable speed controls. Fans come with adjustable ceiling mounting bracket. Optional wall bracket is available separately. Two year warranty. Made in USA. The FS20 Deep Guard Versa-Kool Fan draws only 1.9 amps with a 1/3 HP motor 20" aluminum blades 115/230 single phase 1/3 HP motor 1725 RPM 6000 CFM shaft diameter 1/2" and weighs 37 lbs.