Northern Safety Moldex 8000 Series Half Mask Respirator Cartridges & Filters | P100 Particulate Disc | 3405

- For use with 8000 Series Half Face Piece Respirators. - Requires P100 Disk Holder (WJ4518) when used alone. - Requires P100 Disk Piggyback Adapters (WJ4518) when used on top of cartridge Packing and Sold In: 1 pair (enough to do one respirator). - 99.97% efficient against solid or liquid particles, including oil-based particles. - P100 Note that the "P100" specification is included as mandated by the instructions.