20" High Velocity Industrial Drum Fan, 6300 CFM 3-Speed, 180° Tilting Head, Heavy-Duty Metal Construction with Aluminum Blades, Built-in Cord Storage, for Commercial & Industrial Use

3 Speeds Control: High speed 6300 CFM / Medium speed 5800 CFM / Low speed 4600 CFM. During high speed running, air speed even reach 11 m/s. Noise 76 dB on 1 meter, 73 dB on 2 meter and 70 dB on 3 meter away from the fan 180° adjustable tilt IP44 Enclosure Motor Wall mounted availdable, including wall bracket where floor space is limited or when overhead circulation is required All metal construction, safety grille OSHA compliance, Aluminum blades UL Listed