Shoreview, MN, May 14, 2025 (GLOBE NEWSWIRE) -- TSI Incorporated, a global leader in Respirator Fit Testing, proudly announces the launch of the TSI Tempo™ Program, a unique and flexible solution, ...

TSI’s PortaCount Respirator Fit Tester delivers an objective fit test for any respirator, including all N95s, in less than two and a half minutes. Using OSHA’s newly modified CNC protocols, fit tests ...

The PortaCount Fit Tester, model 8040 and 8048, provide users with assistance across the entire respiratory protection program, from training to compliance. New features like FitCheck Mode and test ...

TSI Incorporated introduces the Portacount Pro and Pro+ respirator fit testers, which offer fast, simple, easy-to-use, stand-alone operation and are OSHA-compliant for all respirators. These fit ...

Shoreview, MN, May 12, 2026 (GLOBE NEWSWIRE) -- TSI Incorporated announces that TSI Link™ for Respiratory Protection won the highly respected Occupational Health and Safety Industrial Hygiene Award in ...

TSI Link™ for Respiratory Protection is a cloud-based software solution designed to streamline and centralize the management of respiratory protection programs for PortaCount™ Fit Tester users.

SHOREVIEW, MN - TSI, the industry leader in the design and production of quantitative fit testing technology and biohazard detection equipment announces the release of their Mask Integrity Test ...

As the world is responding to the COVID-19 outbreak, fit testing respirators for healthcare workers and first responders remain vital to respiratory protection programs to reduce exposure to the ...

Pursuant to 29 C.F.R. § 1910.134(f) employees are required to be fit tested prior to wearing tight-fitting respirators and the fit test administered must be using an OSHA-accepted fit test protocol.