All respirators that rely on a mask-to-face seal must be fit tested to validate the seal is air-tight. This fit test must be performed:
Guiding Regulation: (OSHA’s) Respiratory Protection Standard, 29 Code of Federal Regulation (CFR) 1910.134 Appendix A – Fit Testing Procedures (Mandatory)
There are two categories of Fit testing – Qualitive and Quantitive
We will review the requirements of each.