industrial drum fan,high velocity,all metal construction.700mm.3-speed,adjustable tilt blowing angle.with UL,CE,GS certification industrial fan *size:28inch,700mm*high velocity industrial fan,all metal construction. *220V/50Hz,290W,240m³/min,1100RPM,64dB. *3-speed,adjustable tilt blowing angle. *automatic protection for motor overheating. *gross weight:24.5kgs*package: 1set/ctn,Packing size: ...