The 8293 P100 Respirator offers the highest level of NIOSH rated filtration efficiency in a maintenance-free respirator. Excellent for lead abatement, pharmaceutical manufacturing and welding, this respirator protects against substance specific regulated particles not including asbestos. It features a 3M™ Cool Flow™ Exhalation Valve, a faceseal, adjustable noseclip, lightweight construction and an all filter design. Sold individually. Meets 42 CFR84 standard.