Overall Height: 50" To 59"Blade Size: 20"Blade Material: SteelPower: 60Hz / 120 VoltsFully Adjustable Height From 50" To 59" For Added Versatility240 Degrees Vertically Tilting Head For Large Range3-Speed High Velocity Fan Designed For Commercial ApplicationsOSHA Compliant Rust Resistant Grilles And All Metal Construction***AVAILABLE FOR LOCAL PICKUP ONLY***