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How can you measure radon in the home?

Radon is an invisible, odorless and tasteless noble gas that is produced by the decay of uranium in the ground. It can penetrate houses and pose a health risk at high concentrations, as it increases the likelihood of lung cancer. But how can you measure radon in the home and which methods are most effective?

Author:

Lena Bremstahler

Date:

2.1.2025

You will find the following content in our article:

  1. What is radon and why should it be measured?
  2. How can you measure radon in the home?
  3. How do you measure radon correctly?
  4. Measures for increased radon exposure
  5. Measure radon with the air-Q radon air analyzer
  6. Conclusion

What is radon and why should it be measured?

Radon (chemical symbol: Rn) occurs naturally and can enter the house through cracks in the foundation, pipes or porous building materials. Regular measurements are recommended, especially in regions with a high radon potential. Long-term exposure to radon can have significant health consequences, which is why measurement is an essential step towards improving the quality of your home. Protect yourself and your family by taking regular and uncomplicated radon measurements and always be on the safe side. The World Health Organization (WHO) recommends a maximum indoor radon concentration of 100 Bq/m³ to keep health risks as low as possible. In Germany, the legally stipulated reference value is 300 Bq/m³. If this value is exceeded, measures should be taken to reduce the exposure.

How can you measure radon in the home?

The measurement of radon in the home can be carried out in various ways, depending on whether a short-term or long-term analysis is required. We present the most common methods below:

1. radon detectors for domestic use

Radon detectors are small devices that can easily be set up in living spaces. These passive measuring devices usually contain a foil that records the radon concentration over several weeks. At the end of the measurement period, the detector is sent to a laboratory for analysis.

Advantages:

  • Easy handling
  • Accurate results for long-term measurements (3 to 12 months)

Disadvantages:

  • Results only available after the end of the measurement period

2. electronic radon measuring devices

Electronic meters provide real-time data and allow continuous monitoring of radon levels. These devices are ideal for people who need quick results or want to check radon levels regularly.

Advantages:

  • Immediate results
  • Option for long-term monitoring

Disadvantages:

  • Higher acquisition costs
  • Regular calibration necessary

3. professional radon measurement by experts

Another option is to hire a specialist radon measurement company. Experts use special measuring techniques to determine the radon concentration in the entire house and identify risk areas.

Advantages:

  • Precise results
  • Comprehensive advice and risk analysis

Disadvantages:

  • Higher costs

How do you measure radon correctly?

In order for the measurement to be meaningful, a few basic points should be observed:

  • Positioning the measuring device: Place the device in living rooms or basements, as this is where the highest concentrations often occur. Avoid direct proximity to windows or ventilation shafts.
  • Measurement duration: A long-term measurement over several months is more reliable than a short-term measurement, as it takes into account fluctuations over the course of the day or year.
  • Period: Ideally, measure during the heating period, as the radon concentration is often higher.

Measures for increased radon exposure

If the measurement results show a high radon concentration, there are various ways to reduce it:

  • Improve ventilation: Regular ventilation reduces the radon concentration in living spaces.
  • Sealing: Seal cracks in the foundation or walls to prevent radon ingress.
  • Radon wells: In particularly contaminated areas, the installation of a radon well can help to remove the gas before it enters the building.

Radon measurement in the basement as an important safety factor

Radon measurement in basements is a crucial step in ensuring the health and safety of your home. As radon can seep into buildings from the ground, basements are particularly susceptible to elevated radon levels. Regular radon measurement in the basement helps to detect potentially dangerous concentrations at an early stage and take appropriate measures to reduce them. Use reliable radon measurement devices such as our air-Q Radon to get accurate results and monitor radon levels effectively. Protect your family by regularly checking the radon levels in your basement and taking action if necessary.

Exclusive tips for your healthy life

Measure radon with the air-Q radon air analyzer

The air-Q radon air analyzer offers an innovative way to measure the radon concentration in the home precisely and conveniently. This advanced device combines several sensors that can measure not only radon, but also other air quality parameters such as temperature, humidity and CO₂.

The air-Q radon impresses with:

  • Real-time measurements: You receive immediate results directly on your smartphone or computer.
  • High precision: The specially developed sensors guarantee reliable data on indoor radon levels.
  • Ease of use: Easy to put into operation and ideal for long-term use to monitor air quality.
  • Versatility: In addition to radon, the air-Q measures numerous other factors that are crucial for a healthy indoor climate.

The air-Q radon gives you a comprehensive picture of your indoor air and allows you to take targeted measures if necessary. The device is particularly suitable for people who are concerned about both radon and general air quality.

Measure radon in your home: Simply use our air-Q radon with the smartphone app
the air-Q radon helps you to monitor the radon concentration

Whether you are measuring radon in the home, want to know how to measure radon, or are looking for a long-term solution: The air-Q radon air analyzer is a smart and convenient choice for a safe and healthy home.

Conclusion

Measuring radon in the home is an important step in protecting your family's health and minimizing the risk of long-term damage. Whether you want to measure radon in your home, are wondering how to measure radon or want professional help - there is a suitable solution for every need. In radon risk areas in particular, it is worth taking action at an early stage and taking suitable measures. But even outside these areas, the way a building is constructed can lead to increased radon levels. Also bear in mind that the weather can influence the radon concentration indoors.

A radon measurement can cost different amounts depending on the method used:

  • Radon detectors (dosimeters): from approx. 30-50 € each, including laboratory evaluation. These devices stand passively in the room during the measurement period and do not provide any real-time data or directly visible measured values. You only receive the results after sending the detector to the laboratory. You need several measuring devices for one house.
  • Electronic measuring devices: one-off purchase costs from around €150-300, depending on the model. These devices offer real-time measurements and are ideal for continuous monitoring. The air-Q offers a comprehensive air analysis, for example, thanks to additional sensors.
  • Professional measurement: Costs vary greatly, but are usually between €300 and €1,000, depending on the scope of the analysis. Disadvantage: Such a measurement is often very short and therefore only provides a snapshot and not a comprehensive picture.

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Summary

What is radon?
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Radon is an invisible, odorless noble gas that is produced by the decay of uranium in the ground. It can penetrate buildings and pose a health risk at high concentrations, as it can cause lung cancer. Exposure is often particularly high in regions with a high radon potential.
How can you measure radon in the home?
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Radon can be measured using various methods. Passive radon detectors are long-term measuring devices that record radon over weeks or months. Electronic measuring devices provide real-time data on radon concentrations. And professional measurements are carried out by experts who use precise measurement techniques to determine the exposure.
Which method of radon measurement is the most reliable
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Long-term measurements with passive detectors are considered particularly reliable as they take into account fluctuations over the course of the day and year. Electronic measuring devices, on the other hand, offer the advantage of real-time measurements and are ideal for continuous monitoring.
Where should radon measuring devices be placed?
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Radon measuring devices should be set up in living rooms and basements, as this is where the highest concentrations often occur. Avoid locations near windows, ventilation shafts or radiators in order to obtain meaningful results.
How often should radon measurements be taken?
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It is recommended to carry out radon measurements regularly, especially after structural alterations or in radon risk areas. Long-term measurements over one year are particularly meaningful.
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