NIOSH Recommended Guidelines for Personal Respiratory Protection of Workers in Health-Care Facilities Potentially Exposed to Tuberculosis/Figure 1

Figure 1—Example A of a NIOSH-Certified, Powered, HEPA-Filter, Halfmask Respirator (MSA Powered, Air-Purifying Respirator, NIOSH approval TC-21C-186).

Man wearing a halfmask powered-air-purifying respirator