Pure-Air PA-700FS-IQ High Quality Vacuum Cleaner Air Purifier Dust Extractor With Low Noise And CE Certification Our PURE-AIR Laser Fume Extractor suitable for air purification, fume filtration and dust collection for CO2 Laser processing non-metal and small fiber laser marking metal. We have full machine range from small power unit to bigger one, from PA-300TS to PA-2400FS,max air flow from 300m3/h to 2400m3/h. This is enough to cover the application range for major kinds of CO2 laser machine.