The NIKRO #M0250 Portable Air Cleaning System has been designed to capture and filter smoke and fumes generated during welding, brazing, soldering, and light grinding operations. The compact size of this unit, along with its carrying handle, make it ideal for transporting to job sites or for use on a stationary workbench. This air cleaner is equipped with a final stage 99.97% at 0.3 micron H.E.P.A. filter to help you comply with O.S.H.A. and E.P.A. standards. Easy to maintain, the #M0250 has a filter change indicator light which alerts the operator when filter maintenance is required. These units help reduce maintenance costs and protect workers by filtering and returning clean air back to the shop. When looking for economical solutions to maintaining a safe, clean shop, protecting workers, and complying with O.S.H.A. and E.P.A. standards.... Turn to NIKRO for a safer environment!