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Measuring instruments for indoor air quality and comfort levels

For an optimal indoor climate.

Regular measurements of indoor air quality and comfort at workplaces allow for precise adjustment of the room climate.

Measuring instruments from Testo help you to ensure a comfortable climate in all rooms.

Reliable indoor air quality and thermal comfort measurement

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Additional climatic factors for an optimal indoor climate

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Every flow measurement under control - in ducts or at outlets

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Measuring comfort and indoor air quality in accordance with standards

The universal air velocity & IAQ measuring instrument testo 400

With the universal climate measuring device testo 400, you can check all parameters of indoor air quality and comfort according to current guidelines and standards:

  • Objective statement on thermal comfort thanks to PMV/PPD measurement according to DIN EN ISO 7730

  • Standard-compliant determination of turbulence, draughts, and indoor air quality according to DIN EN ISO 7730

  • Determination of comfort levels at hot work stations WBGT measurement

Overview of our product recommendations for you

Multifunctional climate measuring devices

Compact

testo 440

testo 440 multifunction measuring instrument

Measure 7 parameters with one device - testo 440

Professional

testo 400

Universal measuring instrument testo 400

One measuring instrument for all climate-related parameters

Applications

Monitoring indoor air quality

The carbon dioxide concentration, temperature and humidity levels are deemed to be the most important indicators that the quality of the indoor air is good enough.

  • Evaluate indoor air quality through CO2- and other measurements

  • CO2 concentration should not exceed 1000 ppm

Testo offers you numerous measuring devices, which are particularly suitable for measuring these parameters.

Practical guide

Indoor air quality and comfort level in the workplace

Download the exclusive practical guide for free now.

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What does indoor air quality mean?

Monitoring indoor air quality in practice

What is thermal comfort level?

Reasons for using measuring technology

Actions taken by a measuring technology technician in the event of a complaint

And much more ...

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Professional measuring programs for increasing the efficiency of your applications

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Multifunctional

Compatible with all Bluetooth-enabled Testo measuring instruments

Efficient

Direct report dispatch by e-mail

Fast

All measurement values at a glance

Easy

Intuitive measurement menus

Clever

Free download, free use

NEW

Professional measuring programs

Our services

Contact

Do you have any questions or would you like a personal consultation?
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Customer services

In case of any instrument faults, simply send in your meter with a short description on the Service and Calibration form. Please also include your telephone number for any queries. Our Service team will notify you when the instrument is ready.

Calibration

Our subsidiary Testo Industrial Services supports you every day in ensuring quality while complying with the relevant standards and guidelines. You get all the services you need for this from a single source.