The 3M Powerflow System delivers a minimum of 4cfm when used with the filter. It uses the popular 6000 Series facepiece and its face shield meets impact and penetration requirements of ANSI Z87.1-1989. The complete system includes the full facepiece, 6800DIN, motor blower unit, belt, battery pack, flow meter and high efficiency filter. The face-mounted PAPR system is ideal for lead, asbestos and other hazardous particulates