"The mask created a true seal" - Matt Petridies PA-C

Appendix A to §1910.134

Fit Testing Procedures (Mandatory)

Part I. OSHA ~ Accepted Fit Test Protocols

A. Fit Testing Procedures ~ General Requirements

9. The test shall not be conducted if there is any hair growth between the skin

and the facepiece sealing surface, such as stubble beard growth, beard, mustache

or sideburns, which cross the respirator sealing surface.