1) Mask body The adhesion tester built in the filter caseDetails:
It lifts up and blocks the intake port.
2) After wearing a mask, gently breathe into the face
Check for airflow.
If you feel the influx, adjust the mask wear status.
3) As the mask shrinks slightly toward the face, air leaks through the face
If you can not feel it, it is close.
![]() |
YEYOUNG LTD.
All Rights Reserved.(Terms of Use) Developed and Managed by Infocom Network Private Limited. |