SUPPLYING CLEAN AIR TO INDUSTRY The Smokemaster > M67 is self-contained multi-stage media aircleaning system designed for general background cleaning ofdust,smoke,soot or other airborne particulate. The M67 is thechoice for light duty applications such as sanding,buffing,welding or automotive refinishing at a rate of up to 1980 cfm. > Manufacturer and Worldwide Distributor of Air Cleaning Systems for 30 years. size="-2">