How do you prevent radon in your home?

• <div><p>Keeping radon from getting into your home is much better than having to get rid of it once it's already indoors. While there may not be a way to fully prevent radon from getting into your home, there are things you can do to reduce the gas's ability to enter. </p><p>Sealing foundation cracks and openings can help keep the gas from seeping inside. Improving air flow, such as by opening windows, can also be helpful. If you're building your home from scratch, talk to your contractor about using radon-resistant construction to keep the gas out.</p></div>

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Q: How long does radon mitigation take?

• <div><p>Installation typically takes 1-2 days, depending on the system and property layout.</p></div>

Q: Do radon mitigation systems decrease home value?

• <div><p>No, radon mitigation systems do not decrease home value or make a home harder to sell. In areas where homes experience similar radon exposure risks, a radon mitigation system is viewed as an improvement. Potential homebuyers often opt to buy a home with a radon mitigation system already installed to reduce the risk of cancer for their families.</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: How much does it cost to replace a radon fan?

• <div><p>The cost to replace a radon fan ranges from $300 to $600 for the fan itself, with installation adding an additional $200 to $500. Overall, the total cost for replacement can range from $500 to $1,100, depending on factors such as the fan model, home size, and local labor rates. If the fan is part of a larger radon mitigation system, the price may be higher.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Charleston, MO

*The Angi rating for Radon Detection And Reduction companies in Charleston, MO 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 Charleston, MO 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 February 02, 2026

Reviewed in February 2026
Louise is so super great at what she does. Very fast and great cleaner. I'll definitely hire again.
Weezer's Cleaning Service
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Reviewed in August 2025
We hired MAR Painting to paint our home's exterior and were thoroughly impressed from start to finish. The communication was excellent, with clear explanations of the process and timelines. The team arrived on time, worked efficiently, and paid incredible attention to detail, ensuring a...
MAR Painting
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Reviewed in June 2025
Aidan was very professional and displayed professionalism most would not expect from those his age. He left my home?s exterior spotless and I could not recommend him enough.
Bee's Knees Pressure Washing
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Reviewed in November 2024
Iâ m so happy I chose this company for my project. They were respectful and knowledgeable, thorough and CLEAN! Most guys come in to do a job and are sloppy or leave a mess, not them. All my concerns were addressed and the job was done in a reasonable amount of time. Also, well worth the money -...
DONE RIGHT LOW VOLTAGE
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Reviewed in February 2024
Really friendly and easy to work with.
Roof on Brand
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Reviewed in September 2023
A wall and ceiling were falling down due to a leak in the roof. They made the wall and ceiling perfect again. They do excellent work.
Little Bear Company Home Improvement Services, PLLC
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Reviewed in August 2022
Very affordable and responsive I had a massive tree removed would use this company again!
Shaffer Lawn and Tree Service
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Reviewed in June 2022
The workers were very courteous and nice. However, they did not do a good job of cleaning up. Left sawdust everywhere and dirty handprints on bathroom counter and white woodwork. Replaced subfloor in half a room and replaced floor joists. That half of the room's floor was 3/4" lower than the...
Foundation Recovery Systems
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Reviewed in May 2022
He does a great job, a respectful, and is timely.
Bootheel Exteriors, LLC
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Reviewed in January 2022
It took him a while, but it's okay. He has all his tools and did it very well.
Quality Interior
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Find Radon detection and reduction specialists in Charleston

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Radon Detection and Reduction questions, answered by experts

Installation typically takes 1-2 days, depending on the system and property layout.

Keeping radon from getting into your home is much better than having to get rid of it once it's already indoors. While there may not be a way to fully prevent radon from getting into your home, there are things you can do to reduce the gas's ability to enter.

Sealing foundation cracks and openings can help keep the gas from seeping inside. Improving air flow, such as by opening windows, can also be helpful. If you're building your home from scratch, talk to your contractor about using radon-resistant construction to keep the gas out.

No, radon mitigation systems do not decrease home value or make a home harder to sell. In areas where homes experience similar radon exposure risks, a radon mitigation system is viewed as an improvement. Potential homebuyers often opt to buy a home with a radon mitigation system already installed to reduce the risk of cancer for their families.

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

The cost to replace a radon fan ranges from $300 to $600 for the fan itself, with installation adding an additional $200 to $500. Overall, the total cost for replacement can range from $500 to $1,100, depending on factors such as the fan model, home size, and local labor rates. If the fan is part of a larger radon mitigation system, the price may be higher.

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