3M Particulate Respirator 8233, N100

This respirator is an excellent choice for lead abatement, pharmaceutical manufacturing, welding, metal pouring and work involving OSHA substance specific particle exposures in concentrations up to 10 x the OSHA PEL, excluding asbestos. It features the 3M™ Cool Flow™ Exhalation Valve, comfortable faceseal, adjustable straps, and lightweight construction. Well suited for those who want NIOSH's highest rated filtration efficiency in a maintenance free respirator. It provides a minimum filter efficiency of 99.97% against non-oil based particles.