Tek-Air are the industry leaders in Airflow Measurement.  Their patented Vortex Shedding airflow measurement technique is the most accurate, viable and reliable method available on the market.  Tek-Air has incorporated it into their VAV airflow valves for optimized airflow control, for Supply, General Exhaust, and Fume Hood Exhaust scenarios in laboratories.

ESC serves proudly as the Ontario Tek-Air representatives.