Single Venturi, Dry Recovery Only Certifications: Designed for use in Division 1, Division 2, Class I, Group D, Class II Groups F, G Hazardous Locations as defined in the National Electrical Code (NFPA 70)ESD Safe Vacuum Systems for Hazardous Locations are designed to prevent ignition hazards. We use metal parts or Static Dissipative Powder Coating to prevent Electrostatic Discharge (ESD)Complies with NFPA 77 "Recommended Practice on Static Electricity" Features HEPA filter with an...