Guides

OSHA mandates a minimum of NIOSH-certified P100 filtration for lead abatement operations under 29 CFR 1926.62 (construction) and 29 CFR 1910.1025 (general industry). P100 filters are rated at 99.97% efficiency against oil and non-oil aerosols — the highest particulate class NIOSH issues. A standard…

NIOSH P100 certification sets the highest particulate filtration bar in US industrial respiratory protection — at least 99.97% efficiency against oil and non-oil aerosols per 42 CFR 84. Both the Moldex 7740+ IonicAir and the 3M 2091 meet that standard. The question is not whether they filter — it…