World leaders in airflow controls and monitors.


Innovative Products

TEL offers a complete package of environmental control technologies to improve safety and energy management.


Why Choose TEL?

We are world-leading consultants, designers and manufacturers of airflow controls & monitors.

By working closely with manufacturers of industrial fume cupboards and educational fume cupboards, laboratory companies using fume hoods and biological safety cabinets, as well as kitchen hood and local exhaust ventilation manufacturers, we have developed alarm and control systems specifically designed to meet safety legislation requirements.

Our Experience

A family business with over 50 year's experience specializing in electronic airflow controls.

Our product quality, reliability and technical excellence is supported by efficient pricing and delivery services as well as technical support and training.

Read about us

View our Case Studies

“Remarkable! Very, very happy with the outcome. Your guys were awesome. Documentation was also more than expected. Follow-up service has been exceptional and timely. Thank you!”

Nicholas Holmes, HVAC Engineer
Edgewood College

Global Reach

TEL’s airflow monitors and controls operate in laboratories across the world and are synonymous with safety, energy efficiency and cost savings.