Designed for large, open spaces with high ceilings, Heat fans improve worked comfrot year-round, In winter months, these fans can help reduce fuel usage by recirculating trapped ceiling heat back down to floor areas, The contoured blades provide maximum airflow comparaed to standard paddle-type blades, 60"" high-efficiency airfoil blades, Chemical resistant polypropylene blades for maximum airflow and minimum drag, 6"" downrod included, Blades must be mounted at least 10 feet above the floor, Single speed fan, uses 120 volts, Fan hung at 20 feet covers 3,500 square feet, Fan hung at 30 feet covers 2,900 square feet, Fan hung at 40 feet covers 2,200 square feet, Fixture Type: Ceiling Fan, Style: Industrial/Commerical, Finish: Brushed Steel, Dimensions: 11"" W x 29, 5"" L, Blade Finish: Brushed Steel, Included:, Three Airfoil Blades, Limited 5-Year Motor Warranty, Sold Separately:, SW81 Wall Control, SW82 Wall Control, Dimensions:, Tip of Fan to Ceiling: distance of 11"", Blade to ceiling: distance of 12"", Housing diameter: 6"", Canopy diameter: 5, 2"", SKU: EMSFC786