Vacuum Cleaner GXH series of Industrial Smog Purifier Small contour designing is suitable for narrow space, which can operate for 38 hours running with super function worm wheel blower. This device facilitates absorbing return welding smoke and dust with easy operated drawer or collector under the machine body. The filtered air can be discharged indoor. Welding smoke and de-dust efficiency reach 99.9%. TypeVoltage(V)Power(KW)Wind Flow(m³/h)GXH-13801.51440GXH-23802.21680GXH-33803.02160GXH-43805.52880GXH-53807.53480