gas mask Steps

1 Wearing: When wearing, make the open face to you, use the hands to hold the headband of the two sides of the mask, open the mask, wear from the chip, and then adjust the headband.

2 Check the airtight; after wearing, block up canister air entry by palm, then breath exert you, the face piece tight stick with face, no leak, it is ok.

3 When installing the filter element, the gasket seat fitting mask can not fall off.  

4 When wearing the mask in the contaminated area, the filter element should be tight.

5 After using, loose the headband, use the right hand gasp the intercom lifted upward, and then took off the mask.