Fit Testing
Use these devices to eliminate hassle and guesswork from fit testing your safety equipment. Save time and ensure the safety of those who depend upon them.
TSI 8020 PORTACOUNT Plus
Respirator Fit Tester
The PORTACOUNT Plus is the easy way to reliably fit test tight-fitting respirators. The PORTACOUNT uses a quantitative fit testing methOD to eliminate the guesswork found with other testing methods and reduce the amount of work associated with fit testing in general. Plus, with convenient FitPlus quantitative fit testing software that comes with each instrument, you can streamline the fit testing process even further by letting your computer do the work.
TSI 8095
N95 Disposable Mask Fit Testing Companion
New technology from TSI now makes it possible for you to use the PORTACOUNT Plus to quantitatively fit test N95 disposable respirators. You no longer have to mess with the tedious and error-prone qualitative methods like saccharin, bitrex, and irritant smoke. The N95-Companion works with the PORTACOUNT Plus to provide you with a complete solution to all of your fit testing needs.

