Description The 3M 7500 Series Reusable Half Masks are designed for long-term comfort and offer low breathing resistance thanks to its 3M Cool Flow exhalation valve. Soft silicone and low breathing resistance allow for comfortable wear for long periods Cool Flow valve lowers breathing resistance and reduces heat and moisture build-up Twin-filter design evenly distributes weight and avoids obstructing field of vision Bayonet connection fitting system fits a broad range of particulate, gas and vapour filters Compatible with 3M 2000, 5000 and 6000 Series filters (available separately) Head harness and optional strap provide good stability and are easy to use Can be used with 3M supplied air systems EN 140:1998
