Experts in Air

World Leading Environmental Monitoring Systems

Clean air

Local Authorities

Next generation monitoring equipment and systems for the measurement of urban pollutants



MCERTS Approved systems for CEM and process control

Scientific Research

Universities / Research

Specialising in greenhouse gas measurement technology for atmospheric chemistry, climate change, earth science and agricultural research applications

Product News

DR1000 Flying Laboratory

Drone Environmental Monitoring


Real Driving Emissions from Opsis

To monitor real driving emissions (RDE) from vehicles is a challenge. The analyser must be fast, accurate and easy to install onto a regular vehicle. The OPSIS technology uses a beam of light to detect the concentration of gases.


Blog posts

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ET supplied analysers equip Birmingham 'Supersite'

A new network of advanced air quality monitoring instruments for the detection of harmful air pollutants and their sources has been set up at existing research sites in three UK cities, London, Birmingham and Manchester.

ET installs a new monitoring station at a geologically sensitive site in Scotland

Recently some members of ETs project team and an engineer headed up to Dumfries and Galloway to remove an old AQ station and install a brand new one. Sounds fairly straight forward, right?

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