FAQ | Do Radon Levels Increase with the Age of a Home?

Do Radon Levels Increase with the Age of a Home?

With the Twin Cities metro area having a high concentration of radon, many homeowners worry that their home may develop increased levels of radon as it grows older. In truth, homes technically don’t become more susceptible to radon gas infiltration as they age. There are two main factors that cause high levels of radon in a home: soil conditions that are conducive to radon build-up; and poor ventilation that allows large amounts of radon gas to accumulate.

However, homes may become more vulnerable to radon as they age, and older homes often experience high levels of radon. There are a few reasons for this:

  • Over time, existing foundation cracks in a home may expand. This allows radon gas to seep up from the soil into your Twin Cities home.
  • Sealing around vent openings, drains, and sump pits may deteriorate over time, becoming less resistant to radon entry.
  • Older homes may have outdated ventilation systems. In some cases, this renders older homes more vulnerable to radon buildup.
  • The structure of your home will settle as it ages, which may create new cracks through which radon gas can enter.

Radon Risks in The Twin Cities Area

Although radon levels tend to increase as a home ages, newly built homes in the Twin Cities area may have vulnerabilities to radon that older homes lacked. Contemporary energy-efficient construction practices tend to make homes more airtight; the drawback to this is that radon gas has less routes to escape a home and may accumulate more quickly. Newer homes also tend to be larger, which means there is simply more space through which radon can seep inside.

Are You Concerned About Radon Building Up In Your Home?

Reach out to One Day Radon today if you’d like us to install a radon mitigation system for your home in the Twin Cities metro area.

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Radon Mitigation in Minneapolis / St. Paul MN.