This instructional video demonstrates the recommended technique on how to inspect, put on, take off, and seal check a half face respirator. For more information, visit Harvard University’s Environmental Health and Safety website here: https://www.ehs.harvard.edu.

Full Face Respirator Tutorial -    • Full Face Respirator Tutorial  
Filtering Facepiece Respirator Tutorial -    • Filtering Facepiece Respirator Tutorial  

Niosh Facial Hair Chart - https://www.cdc.gov/niosh/npptl/pdfs/...