DirectoryDust Control & Explosion PreventionNilfisk CFM VHT37 EXP Continuous Duty Explosion-Proof VacuumSafely collects explosive dust in general cleaningNilfisk Industrial Vacuums Safely collects explosive dust in general cleaning and process-integrated applications CSA-certified for use in Class I, Group D and Class II, Groups F and G environments Request More Info Fill out the form below to request more information about Nilfisk CFM VHT37 EXP Continuous Duty Explosion-Proof VacuumMore From Nilfisk Industrial VacuumsNilfisk CFM VHC200 EXPAir-operated vacuum for hazardous locationsCFM 118 EXP Intermittent Duty Explosion Proof Vacuum Cleaner