Structural features:The main body is made by innocuity environmental plastic;                   Head straps are adjustable and convenience to use;                                Respirator is light with wide field ofision;                                               Excellent protection within longer time in dual can design, and easy to replace;      

The respirator can be used in difference areas by combinate with different filter.

Maintance:1. Remove the filters, headband and other components from the respiratory after     use, to extend the service life, put all the parts in the sealed bag to avoid damp;  2. Put the mask body in the warm water, use the soft brush cleaning, if necessary,     add some neutral detergent;                                                       3. After washed, place it in a dry area free from contamination;                     4. Check all the parts, replace new parts if found damaged.

dual cartridge half face mask ,half face respirator