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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: 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 are the benefits of radon mitigation?

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

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Verified Reviews for Radon Detection And Reduction pros in Gable, SC

*The Angi rating for Radon Detection And Reduction companies in Gable, SC 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 Gable, SC 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 April 26, 2026

Reviewed in April 2026
This service was TOP NOTCH!!!!!! very professional and got the job done quickly and efficiently!!! I will never use anyone else other than pee dee climate solutions for any of my future needs!!!! I HIGHLY recommend this company to everyone!!!
Pee Dee Climate Solutions
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Reviewed in August 2025
Action Fencing is a top-notch fencing company! They installed a beautiful cedar fence for my yard, and I couldn't be happier. The team was professional, efficient, and paid great attention to detail. The fence looks amazing and has really boosted my home's curb appeal. Highly recommend!
Action Fence of Charleston, LLC
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Reviewed in August 2025
Patrick was through and very professional. He was very accommodating to our schedule and a pleasure to meet you
Action Fence of Charleston, LLC
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Reviewed in January 2025
The job was done good, and the workers were very friendly and helpful. I would highly recommend.
MWS Hauling
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Reviewed in December 2024
Jason is a great guy and he does great work! Very thorough with his attn to detail
Palmetto Custom Concrete
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Reviewed in August 2024
Sean, Phil, Josh H, Josh W, and Cody were great and did an amazing job today.
West Shore Home Myrtle Beach
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Reviewed in June 2024
I can't say enough about the fantastic experience I had with US Associates when purchasing my above-ground pool. Their customer support team guided me every step of the way, ensuring I picked the perfect pool for my space. The delivery was swift, and setting up the pool was straightforward...
US Associates, LLC
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Reviewed in August 2023
The project turn out amazing, there really responsible people to work with showed up everyday early and work till sun went down. They even finished the project a week early which turn out nicer than I expected it to be, they were really nice at all times and respectful. I would for sure hire...
FMR Landscapes
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Reviewed in March 2022
Mr. Chris and the fine young man with him arrived on time, were courteous and professional. I was ready and we did a quick walk through. Mr. Chris asked about the history of the ducts and the unit and any other concerns we had experienced as homeowners. These gentlemen proceeded to clean our...
American Air and Mold Solutions, LLC
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Reviewed in April 2021
They came relatively quickly and performed the work satisfactory.
T-N-T Electronics
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Find Radon detection and reduction specialists in Gable

Summit Engineering, Laboratory & Testing, P.C

4.0(

)

Serving Gable, SC and surrounding areas

In business since 2003

Emergency services offered

Credit card accepted

"I needed duct replacement not air quality."

Response time1 day

Response rate90%

Recommended by100%of homeowners

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Environmental Service Group

New to Angi

Serving Gable, SC and surrounding areas

In business since 2010

Free estimates

Credit card accepted

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! We are family owned and operated, so please let us know how our family can take care of yours!\n\n

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Radon Detection and Reduction questions, answered by experts

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.

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.

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

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

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

The Gable, SC 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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