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At TSI, we feel a responsibility to give back to neighborhoods, cities, and students some of the opportunities that allowed us to grow and flourish.

Do you have a question about TSI's flow instruments?

Aircone Flow Hoods are a fast and accurate method of maximizing the usefulness of your 4 in. (100-mm) rotating vane anemometers. For a modest investment, you can enhance the capability of your rotating vane, turning it into an air volume flow balancing tool.

Alcohol cartridge for the PortaCount Respirator Fit Tester

Accessory for AeroTrak products

Used for testing oxygen concentrators and other low flow devices. For use with Certifier Flow Analyzer 4070 Ventilator Test System.