Premium flue gas analysers. Affordable prices.

Now with FREE work surface protector.

Refrigeration becomes effortless.

Digital manifolds from testo now with FREE kneeling mat!

Your job. Effortless.

With the new testo 560i digital scale.

testo 440 multitool for ventilation professionals

Now 10% off selected testo 440 kits and testo 420

NEW to the UK

the testo 400 multifunction measuring instrument

Sees everything. Thinks for you.

The testo 883 thermal imaging camera: for facilities maintenance and energy consulting.

Electrical measurement parameters?
Better with Testo

Monitoring ambient conditions

easily & reliably with testo Saveris 2.