MOL2400N95 / 2400N95 RESPIRATOR N95 DUST MIST NUISANCE 2400 N95 Particulate Respirator The 2400 N95 Particulate Respirator can be used to protect against most non-oil welding fumes and to give relief from nuisance levels of organic vapors and ozone. The Dura-Mesh® shell has added flame retardants to help reduce flammability. The natural contour of the facepiece maintains a good seal without a metal noseband. Meets NIOSH 42CFR84 Standard. Sold per box.