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

Low profile fits under welding helmets and faceshields. They are flexible enough to fit in even the tightest spots yet still firm enough to easily perform negative pressure user seal checks

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