Filter, Threaded, P100, Nuisance Level OV AG OZ, Magenta, 2 PK, NIOSHMfr #: 75FFP100NL Air purifying filters provide respiratory protection against aerosols by removing dusts and fumes Provides respiratory protection against gases and vapors by using sorbents to purify inhaled air They are designed to fit in different tight places Approved by the NIOSH standard, to be used with the North full face and half masks Pancake filters can be used alone on the masks or in conjunction with the North chemical cartridges The air