16" 1100W Industrial Fan - 4240 CFM Portable Exhaust Blower w/16ft Cord | for Dust/Smoke

Explosion Proof Fan: EX Certified explosion proof fan is designed with an explosion proof switch. 12 Inch Atex Rated Ventilators 550W Explosion Proof Fan The 300mm axial flow fan is designed to be heavy duty and compact.Explosion Proof Motor of speed: 3450RPM offers large flow 77m3/min and reliability, suitable for even the most demanding industrial, construction and workshop applications. Widely used for ventilation in office,oil,military industry,chemical