3M 8514 N95 Particulate Respirator

The 8514 provides at least 95% filter efficiency against particulate contaminants free of oil, making it ideal for welding, soldering and other metal fume applications including welding on galvanized and stainless steel. Includes a carbon layer to help remove nuisance level organic vapors and ozone. Features include advanced electret media, a 3M Cool Flow Exhalation Valve and adjustable straps. Filter material is resistant to caking. Not NIOSH approved for ozone. NIOSH 42 CFR 84 classification of N95. (95% efficient, not resistant to oil). Box of 10.