Gas mask series

Gas mask: Mainly used for contains low concentration harmful gases and vapors work environment. Filter poison box only outfit adsorbent or sorbent. Some filter poison box also equipped with filter layer can defend both aerosols. Some military respirator, mainly by activated carbon cloth to make, or use of oil resistant to water glass fiber fabric for outer, inner, dip filter materials for of activated polyurethane foam plastics as bottom, can suffer from gas sudden attack when providing temporary protection