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Q: What are the health risks associated with radon exposure in homes?

• <div><p>Long-term exposure increases lung cancer risks. Prolonged homestay individuals and smokers encounter heightened vulnerability and exposure concerns.</p></div>

Q: What types of radon mitigation systems are available?

• <div><p>Options include sub-slab depressurization, crawlspace ventilation, and sealing cracks. Choose based on home construction and radon levels.</p></div>

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: 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: 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 Thomas, WV

*The Angi rating for Radon Detection And Reduction companies in Thomas, WV 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 Thomas, WV 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 11, 2026

Reviewed in February 2026
Chris did a phenomenal job. He was friendly and knowledable on how to properly build a retaining wall. The original home owners just threw it up on a wing and a prayer. Chris removed excess dirt, added stone in behind it, geogrid, pinned the brick and drain pipes and mulched and seeded it. I...
CGP Excavating LLC
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Reviewed in July 2024
Richard was prompt to answer questions and true to his word. The driveway looks good and hopefully will last and hold up for years. Definitely recommend his services.
TCB Paving LLC
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Reviewed in April 2024
Excellent, James is easy to work with, has good ideas and makes common sense suggestions. I will absolutely hire him for other major projects. He is a qualified electrician, plumber, and excellent carpenter and his labor rates and costs are very reasonable.
L&S HANDYMAN AND HOME SERVICES llc
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Reviewed in July 2023
I feel very confident in the services that Trust Haven and its technicians provide. Very happy to have them keep my computer and info secure.
Trust Haven Solution, Inc.
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Reviewed in June 2023
Great, it was very fast and efficient. He worked with me on pricing and is very fair. He responds pretty quickly, which is very nice. Nice man overall great experience I would definitely recommend!
The bearded tree guy LLC
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Reviewed in April 2023
They came on time did the job for the amount quoted and left things clean and neat and happy with the results.
Sunlit Construction & Solar, LLC
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Reviewed in February 2023
They cut and removed trees. Then realized the yard.
Roberts Corrosion Services
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Reviewed in December 2022
I hired Nathan to clean out and tear down an old dilapidated structure on my property. Building was approximately 40x40 and filled with garbage and old equipment and tools. This project was a dirty one that required itâ s fair share of heavy lifting and manual labor. Nathan worked diligently...
Nek Hauling, LLC
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Reviewed in February 2022
It was great. A reasonable price and the technicians were very helpful and finished in a timely manner. The woman Kelly in the office was very polite. I would recommend to friends and family.
Colonial Home Services
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Reviewed in January 2022
Chris and his team are very responsive and professional in their service. Also a great value and completed within budget They are the best mechanical service company I have ever worked with.
Pro-Tech HVAC Home
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Find Radon detection and reduction specialists in Thomas

SWAT Environmental, Inc.

5.0(

)

Radon Gas - Abatement

Serving Thomas, WV and surrounding areas

In business since 1988

Free estimates

Credit card accepted

"They were timely and efficient."

Response time12 hrs

Recommended by100%of homeowners

Serving Thomas, WV and surrounding areas

In business since 1993

Emergency services offered

Credit card accepted

"The guy was really nice and easy. They were quick and their website was really good."

After restoration of this charming bungalow!

+13

Recommended by100%of homeowners

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Radon Detection and Reduction questions, answered by experts

Long-term exposure increases lung cancer risks. Prolonged homestay individuals and smokers encounter heightened vulnerability and exposure concerns.

Options include sub-slab depressurization, crawlspace ventilation, and sealing cracks. Choose based on home construction and radon levels.

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

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

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.

The Thomas, WV 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

Mitchell Grant
•
Aug 3, 2026Aug 3, 2026
How Much Does a Radon Mitigation System Cost? [2026 Data]
The cost of a radon mitigation system depends mostly on the type of system being installed. Use this guide to learn about your options.
Alison Kasch
•
Apr 6, 2026Apr 6, 2026
How Much Does Radon Remediation Cost? [2026 Data]
Get clear answers on how much radon remediation costs, including average prices, key cost factors, and tips to save money on your home’s radon mitigation.
Angi
•
Mar 18, 2026Mar 18, 2026
How Much Does Radon Testing Cost? [2026 Data]
Find out what impacts radon testing costs, including average prices for DIY kits and professional services, so you can protect your home and budget confidently.
Amy Freeman
•
Jul 9, 2026Jul 9, 2026
Who Installs Radon Mitigation Systems?
Radon is a gas that you can't see or smell and is harmful to your health. If your home has radon, you need to know who installs radon mitigation systems.
Jacqueline DeMarco
•
Jul 9, 2026Jul 9, 2026
What Is Radon and How Does It Get In Your Home?
What is radon gas? Find out what this radioactive gas is, why it is dangerous, how it gets in your home, and how to mitigate it.
Jacqueline DeMarco
•
Jul 9, 2026Jul 9, 2026
What Is Radon Testing?
What is radon testing? Radon testing measures the presence and concentration of radon gas within indoor environments. Read on to learn more.