Features: silver fan with 115v industrial 2-speed motor modular motor design makes maintenance and repairs quick and easy each spring steel blade is securely riveted with three in round head solid steel rivets and are statically balanced blade is guard is designed with instant opening hinge feature for ease of maintenance and cleaning blade and guard meet all safety standards including osha, ul probe clearance between the guard and blade at any point is not less than 2-1/2in min. 1-1/2in clearance on 20in model pedestal column is painted, heavy gauge steel with 2-1/4in outer diameter column locks into base by threading into a 2in coupling w/set screw that is welded to the base allows tilt adjustment of fan head height from floor to centre of fan is 5′ base is constructed with heavy 10-gauge steel and meets ul tip-over test standards protected with a 5-year hassle free warranty