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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>

Q: Can you remediate radon yourself?

• <div><p>There are steps you can take as a homeowner to remediate radon yourself. While a radon reduction professional can make the biggest impact in your home, you can make efforts to improve radon levels on your own by sealing cracks, increasing ventilation, and testing for radon regularly.</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: How does radon enter my home?

• <div><p>Radon enters your home when warm air begins to rise and exits through the roof, creating a vacuum that pulls cooler air from under the foundation. Part of that air is radon, which is an invisible, odorless gas that develops naturally when radioactive particles are deep within the ground. Those particles usually come from decaying matter in soil and rocks.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Manson, WA

*The Angi rating for Radon Detection And Reduction companies in Manson, WA 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 Manson, WA 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 13, 2025

Reviewed in February 2025
I bought a school bus and I hired Henry to turn the bus into a RV. The design he came up with gave me tons of confidence and in the end I was very pleased with the results. He built the seats where there could be storage, he built the kitchen cabinets by hand and the counter top with spare...
3D Handyman Pro
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Reviewed in November 2024
A.L. Marquez Construction is the best in the Chelan Valley!! They have been sooo fantastic in removing our old damaged deck and replacing it with a beautiful new deck!! I highly recommend them!! They’re dependable, professional, friendly and excellent builders! They did a WONDERFUL job on our...
A.L. Marquez Construction, LLC
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Reviewed in April 2024
Very professional and definitely did the work in a timely manner and worked efficiently. The final result was of excellent quality.
Medina House Painting LLC
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Reviewed in January 2024
We hired Doc Watson for a new home and large shop that we were considering and ended up purchasing. The new home was located some hours away and his reasonable price included travel, hotel and food. Roger took photos and enlarged them to show us items he inspected. He was very thorough in...
Doc Watsons Inpsection Services
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Reviewed in August 2023
This only allowed window repair, not window cleaning. Ray is the BEST!!! I am a Realtor and have used SNR for my clients on several homes. His work is impeccable, he's reliable and his pricing is fair. You will not be disappointed if you use SNR.
SNR Window Cleaning & More, LLC
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Reviewed in February 2023
Very helpful and easy to work with. Very responsive and got the job done !
5 Stars Landscaping Services
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Reviewed in January 2023
The job went great. We had a GENERAC Home Generator installed. From start to finish the project was quick and professional Joe was able to explain to me, in laymen's terms, how the system works, answered all of my questions and got our project scheduled and completed quicker than expected....
Smart Electric, Heating & Air
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Reviewed in October 2022
Soni and David did a fantastic job on our landscape curbing for our iMow lawnmower. They were very kind and courteous and always checked with me if they had a question about the install. Our project was not an ordinary cement curbing project, because they had to be careful to follow the iMow...
Takai Masonry & Concrete
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Reviewed in September 2022
Jose and his crew did an exceptional job prepping, scrapping, priming, and painting underside of my deck and all the joists. Would hire them again without hesitation.
AAA Coatings, LLC
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Reviewed in July 2022
Henry Cockeril goes above and beyond and communicates with you so you understand what's going on. He does more work than expected and keeps to his estimates. He also leaves the place very clean.
3D Handyman Pro
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Find Radon detection and reduction specialists in Manson

Environmental Technology Consultants

4.9(

)

Radon Gas - Testing

Serving Manson, WA and surrounding areas

In business since 1997

Free estimates

"Very prompt. Responded very quickly."

Recommended by100%of homeowners

Request Quote

SWAT Environmental, Inc.

1.8(

)

Radon Gas - Abatement

Serving Manson, WA and surrounding areas

In business since 1988

Free estimates

Credit card accepted

"The work was fine, I haven't retested yet."

Recommended by50%of homeowners

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Radon Detection and Reduction questions, answered by experts

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.

There are steps you can take as a homeowner to remediate radon yourself. While a radon reduction professional can make the biggest impact in your home, you can make efforts to improve radon levels on your own by sealing cracks, increasing ventilation, and testing for radon regularly.

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.

Radon enters your home when warm air begins to rise and exits through the roof, creating a vacuum that pulls cooler air from under the foundation. Part of that air is radon, which is an invisible, odorless gas that develops naturally when radioactive particles are deep within the ground. Those particles usually come from decaying matter in soil and rocks.

The Manson, WA 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
•
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
•
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.