For all measuring tasks involving heating systems

Things get going again at the latest when autumn begins – the heating season starts and there really is a lot for you to do. To make sure you can do all the jobs between cellar and loft as efficiently as possible, Testo offers you a comprehensive range of flue gas kits and more professional measuring instruments. 

  • From flue gas analyzers to multimeters – all from one provider
  • Reliable results – thanks to proven measuring technology
  • Faster workflows and less paperwork – with testo Apps and PC software
  • Long-life sensors with up to 6 years' service life

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1 year's extra warranty

This year's special highlight: if you register your Testo flue gas analyzer with us, you get one year's extra warranty too.
  • testo 320 basic kit
    • testo 320 basic kit
  • For all the important values involving heating systems
  • Intuitive menu guidance
  • Battery lasts up to 10 hours
  • 1 year's additional warranty with product registration
  • testo 330-2 LL heating engineering kit
    • testo 330-2 LL heating engineering kit
  • Integrated sensor monitoring
  • Automatic dilution up to 30,000 ppm CO
  • With App for operation and documentation
  • 1 year's additional warranty with product registration
  • testo 330i heating engineering kit
    • testo 330i heating engineering kit
  • Simple operation and documentation with smartphone App
  • Automatic dilution up to 30,000 ppm CO
  • Create reports on site and send them by e-mail
  • 1 year's additional warranty with product registration

Download: A comparison of all the kits

Testo flue gas kits brochure

Download our comprehensive brochure now and find out about our flue gas kits, along with further helpful measuring technology for heating systems.
 

Video: A brief presentation of all the kits








Measuring using the App – your advantages

  • All measurement values always in view
  • Operate analyzers more easily
  • Graphic progression display of the measurement
  • Simpler and more efficient documentation
     
testo flue gas App / testo 330i App

Practical guide: Carry out measuring tasks on heating systems efficiently and safely.

Download our exclusive practical guide free of charge now.
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Testo Smart Probes

The compact professional analyzers can be operated by smartphone/tablet via the testo Smart Probes App and really conveniently transported in the handy testo Smart Case. This means you are ready to go for measurements including the following: Flow and return temperature, Surface temperature, Pressure, Flow.

The testo 440 air velocity & IAQ measuring instrument

Welcome to a new era: the new testo 440 combines the benefits of a compact handheld device with intuitive measurement menus and a comprehensive selection of air velocity & IAQ probes. This means you have all the measuring tasks on air conditioning and ventilation systems safely and reliably under control.



Testo's electrical measuring instruments

Testo’s voltage testers, clamp meters and multimeters impress thanks to their extraordinary high level of user-friendliness, setting new standards with intelligent technology never seen before. For the reliable control of all electrical parameters on heating systems.

More bestsellers from Testo

So there can be no more surprises - discover our thermal imagers, differential pressure measuring instruments, infrared thermometers and vane anemometers. Always reliable, always accurate and naturally with proven Testo quality.
testo 330i flue gas analyzer
testo flue gas App and testo 330i App
testo flue gas App and testo 330i App
testo flue gas App and testo 330i App
testo flue gas App and testo 330i App

Testo Smart Probes

The compact professional analyzers can be operated by smartphone/tablet via the testo Smart Probes App and really conveniently transported in the handy testo Smart Case. This means you are ready to go for measurements including the following: Flow and return temperature, Surface temperature, Pressure, Flow.

The testo 440 air velocity & IAQ measuring instrument

Welcome to a new era: the new testo 440 combines the benefits of a compact handheld device with intuitive measurement menus and a comprehensive selection of air velocity & IAQ probes. This means you have all the measuring tasks on air conditioning and ventilation systems safely and reliably under control.



Testo's electrical measuring instruments

Testo’s voltage testers, clamp meters and multimeters impress thanks to their extraordinary high level of user-friendliness, setting new standards with intelligent technology never seen before. For the reliable control of all electrical parameters on heating systems.

More bestsellers from Testo

So there can be no more surprises - discover our thermal imagers, differential pressure measuring instruments, infrared thermometers and vane anemometers. Always reliable, always accurate and naturally with proven Testo quality.