These masks are for those who want NIOSHs highest rated filtration efficiency in a maintenance free respirator. It provides a minimum filter efficiency of 99.97% against non-oil based particles. These masks provide the highest rated protection available for avian or swine flu.

• Cool Flow Valve
• Comfortable foam face seal
• Adjustable noseclip
• Adjustable straps

Well-suited for lead abatement, pharmaceutical manufacturing, welding & other work involving substance specific regulated particles (lead, cadmium, arsenic). Not for use with asbestos.

Case of 20 individually-wrapped masks.