Half Mask Respirator Kit, 7000 Series, Multi-Gas|Organic Vapors, Large. Compliance out of the bag. Multi-gas/vapor SmartĀ® cartridges simplifies inventory. Approved for 9 common gas/vapors, cartridge selection made simpler and misuse reduced. Replaces up to 5 gas/vapor cartridges. For use against multi-hazards in the same workplace. 100% PVC-FreeĀ®.