Half mask 3M 4000+ series

Maintenance-free half-mask with low respiratory resistance to gas, vapors and ready-to-use ready-to-use. Carbon and particle filters are integrated with the mesh body and follow its low profile, which does not limit the viewing possibilities. When the filters are exhausted, the entire mask is replaced. Half mask with built-in filters, adjustable headband. The 4000+ series has better comfort thanks to the new improved exhalation valve, which reduces breathing resistance by more than 30 percent. Comes in resealable bag.