Allegro air filtration panels filter impurities and hydrocarbons from an air compressor to convert to breathable air. To meet OSHA requirements, a CO monitor is available for continuous monitoring of carbon monoxide levels. Panel provides up to 150 CFM (254.8 m3 /hr) of air within a 5-125 PSI (0.34-8.62 bar) range. Meets NIOSH requirements for point-of attachment.