Hear from real paramedics, nurses, safety managers, and other professionals who rely on PortaCount to do their jobs and protect their staff. 

Quantitative respirator fit testing is the hands-down best way to assess the effectiveness of a respirator. It's the cornerstone of strong, effective respiratory protection programs, and OSHA requires QNFT for many kinds of respirators. These are good enough reasons to choose TSI's PortaCount, an original, industry-leading respirator fit test kit.

Reviews from real TSI customers

For even more good reasons, read some of the compelling customer stories on our PortaCount Reviews page. These real reviews from real customers explain how PortaCount adds value to fit test programs. You can hear from paramedics, nurses, safety managers, and other professionals who rely on PortaCount to do their jobs and protect their staff. 

Read PortaCount Reviews

If you're one of the customers featured on our PortaCount Reviews page, thanks again for sharing your story. If you're interested in sharing your respirator fit testing story with us, we're listening! Send your PortaCount review to PressReleasesMailbox@tsi.com. You might see it on the TSI website someday.

Learn more about Respirator Fit Testers