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Q: How often should radon levels be tested to ensure safety?

• <div><p>Testing every 2-5 years or upon adjusting occupancy or structural changes maintains safe environments.</p></div>

Q: Do radon mitigation systems come with warranties?

• <div><p>Yes, many systems include warranties for performance. Confirm terms with your installer.</p></div>

Q: What level of radon is considered safe or dangerous?

• <div><p>No level of radon is technically safe, but since it is naturally present everywhere, it is impossible to avoid entirely. The average radon level in homes across the United States is 1.3 picocuries per liter (pCi/L). The Environmental Protection Agency (EPA) recommends taking action to reduce radon levels if your home's test results are between 2 and 4 pCi/L or higher.</p></div>

Q: Is radon a serious problem?

• <div><p>Radon is present almost everywhere but, like sunlight, the concentration levels and how often you are exposed to it have a large part to play in just how dangerous it is. There are levels of radon that are acceptable inside a house, but above a certain limit, radon becomes a serious radioactive hazard that is a known cause of lung cancer. In fact, radon exposure is the number two leading cause of lung cancer (after smoking).</p></div>

Q: What are the benefits of radon mitigation?

• <div><p>Mitigation reduces radon levels, protecting your health and complying with safety standards.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Bellevue, OH

*The Angi rating for Radon Detection And Reduction companies in Bellevue, OH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Radon Detection And Reduction needs.

*The HomeAdvisor rating for Radon Detection And Reduction companies in Bellevue, OH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Radon Detection And Reduction needs.

Last update on December 16, 2025

Reviewed in December 2025
I hired them to remove a textured ceiling and skim coat the ceiling as well as tape and drywall a dining room. They were timely in coming for an estimate as well as getting the work done beautifully and on time
Meyer Drywall
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Reviewed in October 2025
John and his helper showed up as scheduled, and did a great job trimming our very large evergreen bushes, cleaned up every last bit. I would hire them again in a heartbeat. This guy is the best!
John Bentley Tree Service LLC
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Reviewed in August 2024
Everyone person we spoke to was very professional, knowledgeable and kind. They all also made sure to set our minds at ease about the process of killing the Yellowjackets and if they did turn out to be honeybees that we wouldn't be charged and the proper conservationists would be called. Would...
Delving Pest Control
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Reviewed in April 2024
We are extremely happy with Radiant Windows from receiving a quote from the salesman at our home (which was less than 2 other companies), to visiting the store, to having our windows installed earlier than expected and the great crew! The quality is excellent and the crew installed the windows...
Radiant Windows LLC
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Reviewed in July 2023
Joe from Erie Inspection Service was on time, thorough, and very helpful. He was patient and answered all of our questions.
ERIE INSPECTION SERVICE, INC.
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Reviewed in November 2022
Wyatt with CW Electric has been great to work with and shows up at the scheduled time and completes his work as discussed.
CW Electric, LLC
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Reviewed in October 2022
Panda roof was great to work with. On time great install and clean up. Would recommend to family and friends. Great job
Panda Roof, LLC
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Reviewed in July 2021
When I called for MIke to give me an estimate on having some bushes removed, he came out the same day and I hired him for the job. Mike came the next day and did an excellent job taking out the bushes, removing the stumps and the clean up afterwards. I am highly recommending Mike.
Tigs Turf and Landscape -
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Reviewed in July 2021
Workman got here on time, did the work, and had the attic antenna installed in approximately 45 minutes. I paid the bill and he was on his way.
AR's and Yours Antenna and Satellite
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Reviewed in May 2021
John and his team is very good and thorough. They make sure the customer is happy with everything
I Master Home Improvements
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Find Radon detection and reduction specialists in Bellevue

Security First Home Inspections & Remediation

4.8(

)

Serving Bellevue, OH and surrounding areas

Free estimates

Credit card accepted

"I just put a brand new roof on my home and i called a security first inspection to come out and make sure it was done properly and he found major issues with the ventilation the roofers put on so it was worth my money to call someone out that did identify problems and i got it straightened out before it caused an issuea,"

Recommended by100%of homeowners

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Radon Detection and Reduction questions, answered by experts

Testing every 2-5 years or upon adjusting occupancy or structural changes maintains safe environments.

Yes, many systems include warranties for performance. Confirm terms with your installer.

No level of radon is technically safe, but since it is naturally present everywhere, it is impossible to avoid entirely. The average radon level in homes across the United States is 1.3 picocuries per liter (pCi/L). The Environmental Protection Agency (EPA) recommends taking action to reduce radon levels if your home's test results are between 2 and 4 pCi/L or higher.

Radon is present almost everywhere but, like sunlight, the concentration levels and how often you are exposed to it have a large part to play in just how dangerous it is. There are levels of radon that are acceptable inside a house, but above a certain limit, radon becomes a serious radioactive hazard that is a known cause of lung cancer. In fact, radon exposure is the number two leading cause of lung cancer (after smoking).

Mitigation reduces radon levels, protecting your health and complying with safety standards.

The Bellevue, OH homeowners’ guide to radon detection and reduction services

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

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Can a Homeowner Install a Radon Mitigation System?
Can a homeowner install a radon mitigation system? While some parts of the project are fine for DIY, you should leave the meat of the task to a licensed professional.