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Confidently and accurately measure supply or return flows from 10 to 500 cfm (17 to 850 m3/h).

The 9650 VelociCalc is a portable, handheld Multi-Function micromanometer featuring a menu-driven user interface for easy operation. The high-resolution color screen displaying multiple measurements simultaneously in real-time with on-screen prompts to guide you through...

TSI Product Marketing Manager Erica Vranak wrote an article for gb&d on ASHRAE and post-pandemic IAQ.

A recent study highlights how HVAC systems in schools impact student outcomes.

Optimize building performance and support regulatory compliance with TSI's advanced instrumentation for ASHRAE standards.

The P-Trak Ultrafine Particle Counter Model 8525 measures workplace ultrafine particulate levels, as well as helping eliminate indoor air quality or IAQ problems.