Top-rated radon detection and reduction specialists.

Best radon detection and reduction specialists near Saint Marys, WV

Q: How often should you replace a radon fan?

• <div><p>Many radon fans carry a five-year manufacturer's warranty. That said, your radon fan should last between five and ten years. Regular inspections will ensure the fan is operating properly. Unusual or exceptional noise coming from the fan or indications on your manometer or system monitor can immediately tell you that something is amiss.</p></div>

Q: What if radon is still high after mitigation?

• <div><p>You'll need to test your home for radon after installing the mitigation system, then again every two years. If radon remains elevated, contact a licensed radon professional, either the contractor who installed the system or a different one, and have them evaluate the system. They may need to make some changes to improve its effectiveness and performance.</p></div>

Q: Why is radon gas abatement necessary for homes?

• <div><p>Radon is a cancer-causing radioactive gas that poses serious health risks, infiltrating homes through foundation cracks and unnoticed spaces.</p></div>

Q: What steps should be taken if high radon levels are detected?

• <div><p>If high radon levels are detected, steps include sealing entry points, installing a mitigation system, and retesting the air regularly to ensure reduced levels.</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>

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Verified Reviews for Radon Detection And Reduction pros in Saint Marys, WV

*The Angi rating for Radon Detection And Reduction companies in Saint Marys, 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 Saint Marys, 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 June 07, 2026

Reviewed in June 2026
Great company to work with. Professional, prompt work. Pricing is very fair. Shows when says and stays with job until done. Communicates well and often. Can’t go wrong with Rick and his guys! Very courteous!!
MOV Painting
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Reviewed in May 2024
They responded quickly and were able to estimate the job and complete the job same day! Amazing service! They were super kind and did an incredibly great job! They sent pictures after which was a huge bonus!! We’ve already referred a friend to look them up on the Angi app!
Maldonado Lawn Care
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Reviewed in December 2023
Job was done quickly and efficiently. Very professional and pleasant. I am very happy with the job they did.
Pleasant Air Heating and Cooling Inc.
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Reviewed in May 2023
I just used Anthony Smith with Elite Handyman Plus LLC to remodel my very outdated bathroom and I can't say enough good things about him as a professional and about the quality of his work! My first meeting with him he actually shared ways for me to save money on the cost to remodel. Once he...
Elite Handyman Plus
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Reviewed in March 2023
Bam is extremely knowledgeable, affordable and friendly and is a fast and efficient worker. Also installed a hot water tank in addition to the heating and air system.. One of the best people youâ ll meet. Highly recommend!
Baxter Heating and Cooling, LLC
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Reviewed in October 2022
The project went smoothly and efficiently! David and Curt were prompt, polite hard workers!
Groundworks
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Reviewed in September 2022
John, Billy and Zach came out to repair damaged deck stairs and replaced weathered railing. John and the guys had refinished our basement and kitchen And work on our denâ ¦..needless to say the jobs were sheer perfection. The deck repair is flawless! Very sturdyâ ¦.we love these guys!! ð ...
J.F. Keevill Construction, Inc.
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Reviewed in April 2022
I have multiple properties and they have been taking care of my heating and cooling needs for years .They are a great company. I highly recommend them.
Rutherford Heating & Cooling, Inc.
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Reviewed in April 2022
The project was done guickly and we are so happy with the results. Mike worked with us and he was able to get my fence below our budget. It was a wonderful experience.
Crum Fence Company
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Reviewed in March 2022
Edgar repaired a major leak around my chimney. He removed and replaced the flashing and put in new shingles that blended perfectly with the old shingles.
Red Construction
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Top-Rated Radon detection and reduction specialists in Saint Marys - Updated Nov 2026

SWAT Environmental, Inc.

5.0(

)

Radon Gas - Abatement

Serving Saint Marys, WV and surrounding areas

In business since 1988

Free estimates

Credit card accepted

"The gentleman who installed the equipment was prompt, friendly and competent."

Response time12 hrs

Recommended by100%of homeowners

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Radon Detection and Reduction FAQs, answered by experts

Many radon fans carry a five-year manufacturer's warranty. That said, your radon fan should last between five and ten years. Regular inspections will ensure the fan is operating properly. Unusual or exceptional noise coming from the fan or indications on your manometer or system monitor can immediately tell you that something is amiss.

You'll need to test your home for radon after installing the mitigation system, then again every two years. If radon remains elevated, contact a licensed radon professional, either the contractor who installed the system or a different one, and have them evaluate the system. They may need to make some changes to improve its effectiveness and performance.

Radon is a cancer-causing radioactive gas that poses serious health risks, infiltrating homes through foundation cracks and unnoticed spaces.

If high radon levels are detected, steps include sealing entry points, installing a mitigation system, and retesting the air regularly to ensure reduced levels.

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

The Saint Marys, 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
•
Sep 28, 2026Sep 28, 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
•
Oct 30, 2026Oct 30, 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
•
Sep 23, 2026Sep 23, 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.