Collar for fit testing; to be used in conjunction with 3M Test Hood FT-14. Used with 3M Qualitative Fit Test Apparatus FT-10, FT-20, and/or FT-30Test kits and accessories designed to help your organization meet OSHA fit testing requirements for respirators. The products can be used to check face to respirator seal on any particulate respirator or gas/vapor respirator with a particulate prefilter. Meet the performance criteria for fit testing respirators under the current OSHA Standard for Respirator Protection: 29 CFR 1910.134, Appendix A.