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VelociCalc® Air Velocity Meters measure air velocity and temperature, calculate flow rate and perform statistical calculations.

Each model of the DP-Calc combines a lightweight and durable design with an easy-to-read display.

Comprehensive respirator fit testing services are available to ensure that your protective gear fits correctly, providing maximum protection against hazardous environments. This service helps you maintain compliance with safety regulations and ensures the health and well-being...

TSI’s air quality monitoring solutions, like BlueSky and DustTrak, help enhance disaster response, protect public health, and support long-term recovery efforts with real-time data.

First responders need tightly fitting masks for safety. Quantitative fit testing provides objective results for both N95 and SCBA respirators, helping to achieve proper protection against airborne hazards.

The TSI OmniTrak™ Smart Station can be used in conjunction with any TSI OmniTrak™ module to provide immediate feedback as to the conditions in the immediate area.This product is only available in the US, Canada, United Kingdom, European Union, Switzerland, Norway and Australia...

VOC-PID (ppb) Module for TSI OmniTrak™ Solution.This product is only available in the US, Canada, United Kingdom, European Union, Switzerland, Norway and Australia. 

VOC-PID (ppm) Module for TSI OmniTrak™ Solution.This product is only available in the US, Canada, United Kingdom, European Union, Switzerland, Norway and Australia. 

NOTE: Now available in the US, Canada, Australia, New Zealand, Vietnam, Turkey, Chile, Qatar, Columbia, Peru, Trinidad & Tobago, Costa Rica, Jamaica, Guam and Puerto Rico. Coming soon to more regions.  TSI Quest™ Edge Personal Noise Dosimeter is a powerful and intuitive...

Quest™ Sound Examiner SE-400 Sound Level Meters come in a variety of models to meet your sound measurement needs.