Ruwac's portable explosion proof dust collectors feature the proven excellence of its FRV, DS2-EX series portable vacuums and NA35 Series portable immersion separation vacuums joined with an exclusive point of source extraction swing arm system, designed specifically to safely collect airborne combustive dusts, gases and smoke emitted during the manufacturing process. Explosion proof TEFC motors, a multi-stage centrifugal and high performance turbine and relief valve rate each vacuum for continuous duty operation. Available in up to 500 cfm, all vacuums are compliant to NFPA standards, OSHA’s combustible dust initiative CPL-03-00-008, and certified to Class I, Division 1 & 2, Group D and Class II, Division 1 & 2, Groups F & G requirements for use in hazardous locations. For more information call (413) 532-4030 or visit www.ruwac.com.