N-Series Gas and vapor cartridges that come combined with a P100 filter. For use with North reusable air purifying respirators.

Feature the innovative 3M™Quick Release Swivel (QRS) connection. The QRS connects quickly to the headgear and swivels to minimize loops and kinks in the breathing tube. The new 3M™BT-20 Breathing Tubes feature steel core coils for durability