Upgrade to a testo Flue Gas Analyser and get your 1st Year of Service FREE!

Special offer with all testo 300 and new 2020 testo 327, 320B or 320 flue gas analyser kits.

Special offer on testo 868 thermal Imaging cameras

Now available for just £999!

Quality masters every challenge.

Measuring instruments for ventilation and indoor air.

From Ebola to Coronavirus

Disease prevention by infrared

testo 340 Combustion Analyser Kits

Available in 3 Configurations

testo 190 CFR Data Loggers

Highly efficient validation of your sterilisation and freeze-drying processes