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

• <div><p>No level of radon is technically safe, but since it is present everywhere, complete avoidance is impossible. 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 preventative measures if your home's radon levels are between 2 and 4 pCi/L or higher.</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: Can I install my own radon mitigation system?

• <div><p>A <a href="https://www.angi.com/articles/can-homeowners-install-radon-mitigation-systems.htm">homeowner can install a radon mitigation system</a> on their own. But it&rsquo;s a challenging DIY that requires a lot of knowledge about radon mitigation as well as familiarity with local regulations. You do not want to risk an improper installation that leaves the system unable to detect radon or gives it a shortened life span. Relying on a professional is the surest way to guarantee a successful installation.</p></div>

Q: How long can you go without a radon fan?

• <div><p>Your radon fan needs to operate 24/7 to be effective. The only time the fan isn't operating is during its replacement. Radon levels in the home can increase within hours if the fan stops working or something obstructs the stack vent. Fortunately, radon systems require no downtime maintenance between fan changes.</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>

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Verified Reviews for Radon Detection And Reduction pros in Mayfield, KY

*The Angi rating for Radon Detection And Reduction companies in Mayfield, KY 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 Mayfield, KY 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 September 20, 2025

Reviewed in September 2025
Brock Cumings was very nice and polite and knew his stuff! Brock was very professional and tried to get me the help i needed so I can get my project done but wasn't approved! One day i will come back when i am able to do this! Thank you Brock for the knowledge and your time
Frontier Foundation and Crawl Space Repair
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Reviewed in June 2025
Called immediately after I searched through Home Adviser. Phillip was very professional, courteous, knowledgeable and clean. He was very nice to work with and we would highly recommend!
PMCS
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Reviewed in November 2024
Yes they did came in and covered taped and got the paint job done fast and easy without any worry on my part at all
Hector Painting
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Reviewed in February 2024
It didnâ t take long at all todo my house and double car garage next to house. They were fast and serious. Excellent work craftsmanship and clean up! Jesse was very Respectful and honest! He explained everything I ask and made sure I made the right decisions. Plan on hiring them to fix...
Apex Home Improvement LLC
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Reviewed in September 2023
Jon did a great job repairing a significant leak under my rental house. He was prompt and communicated consistently.
Keeton Construction LLC
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Reviewed in July 2023
Came next day and removed tree. Great service at a great price!
Walkers Land Management LLC
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Reviewed in May 2023
They did an excellent job repairing our home from tornado damages. It was done professionally and timely. We were very pleased and would highly recommend to anyone. Would definitely use again.
Campbell Custom Builders LLC
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Reviewed in March 2023
Alex, at Troyer HVAC, was professional, timely, well-priced, and did great work. He informed me of everything as he went through the project and provided honest and easy-to-understand explanations—all for a much more affordable price than the larger companies in the area.
TROYER HVAC
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Reviewed in October 2022
I called them for an estimate and they came the next day . One week later they were here to install the unit . It took them exactly 5 hours to remove the old unit and install the new one . I'm very satisfied with their services ! I highly recommend them .
Penn & Son Sheet Metal Heating & Air
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Reviewed in July 2022
He is very professional and did what he said he would.
Crawl Space King
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Radon Detection and Reduction questions, answered by experts

No level of radon is technically safe, but since it is present everywhere, complete avoidance is impossible. 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 preventative measures if your home's radon levels are between 2 and 4 pCi/L or higher.

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

A homeowner can install a radon mitigation system on their own. But it’s a challenging DIY that requires a lot of knowledge about radon mitigation as well as familiarity with local regulations. You do not want to risk an improper installation that leaves the system unable to detect radon or gives it a shortened life span. Relying on a professional is the surest way to guarantee a successful installation.

Your radon fan needs to operate 24/7 to be effective. The only time the fan isn't operating is during its replacement. Radon levels in the home can increase within hours if the fan stops working or something obstructs the stack vent. Fortunately, radon systems require no downtime maintenance between fan changes.

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

The Mayfield, KY 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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How long does a radon mitigation system last? A properly installed and maintained system can last 20 years or more, but various issues can reduce the life span.