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Q: What would cause radon in a house?

• <div><p>The natural breakdown of uranium in soil, rock, and water can cause radon to appear in a home. The gas seeps into homes through cracks in foundations, walls, or floors, as well as through gaps around pipes or construction joints. Radon levels are influenced by soil composition, building materials, and ventilation. Poorly sealed or airtight homes can trap radon, allowing it to accumulate.</p></div>

Q: How much does a radon mitigation system cost?

• <div><p>The cost for a radon mitigation system typically ranges from $800 to $1,500, with an average around $1,000. The final price depends on several factors, including the size of your home, the severity of the radon issue, and the type of system required. Your home's foundation type also significantly impacts the cost. For example, sealing and ventilating an unfinished basement might cost around $4,600, while encapsulating a crawl space without a foundation slab can range from $1,500 to $15,000.</p></div>

Q: How long does the radon abatement process usually take?

• <div><p>Mitigation can take several days depending on home setup, equipment accessibility, and achieving effective diffusion system sealed efficiency.</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 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>

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Verified Reviews for Radon Detection And Reduction pros in Appleton, MN

*The Angi rating for Radon Detection And Reduction companies in Appleton, MN 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 Appleton, MN 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 23, 2025

Reviewed in April 2025
I could not be happier with ON Design & Remodeling and Raz, the project manager. I want to express my gratitude for sending out a team of highly professional exterior renovation contractors. They were not only skilled but also punctual, respectful, and maintained a clean work environment...
On Design & Remodeling INC
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Reviewed in August 2019
Contacted by them, Told they were going to look at Job and would call back next day with information, never bothered to called back
Elite Custom Concrete, LLC
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Reviewed in March 2014
They were incredibly professional and helpful with the insurance <br /> process. They went beyond my expectations with cleaning! They even <br /> folded and organized the clothes and other items in our closets. They <br /> also let us use their scaffolding to paint our very high walls and...
CAPTAIN CLEAN
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Reviewed in March 2014
Cory was prompt at returning my calls and providing an estimate. He began work on the chimney within a few days of receiving the go ahead - even in the middle of a frigid winter! All work was completed in around a week's time. They were careful to keep the area as clean as possible and they...
Stonewall Masonry
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Reviewed in October 2013
ASKED IF THEY WOULD COME OUT TO TAKE A LOOK AND THEY SAID THEY WOULDN'T EVEN COME OUT AS WE ARE TOO FAR ( WE ARE ONLY 20 MILES AWAY.) WILL NEVER CALL AGAIN. <br />
Molde's Plumbing and Heading
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Reviewed in May 2013
His bid was less that the others, attention to detail excellent, and Dale continually took pictures of the progress of the roof and sent them to me, as I wasn't there. Some family members stopped by and were very impressed by the quality of the work and how clean they were keeping our yard. ...
Dale Schroeder Roofing LLC
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Reviewed in October 2012
Great service as noted above. Very prompt and speedy, but also very competent. All of my plumbing problems were resolved in one morning and for a very reasonable price. I have already recommended them to others and will continue to do so. <br />
Tubbs of Soft Water
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Find Radon detection and reduction specialists in Appleton

Serving Appleton, MN and surrounding areas

Approved

In business since 1989

Free estimates

Warranties offered

"This job was completed efficiently and professionally. A design specialist came to test and measure every detail for the project. The crew arrived with everything needed for the job. They worked very hard to install Waterguard in the concrete floors inside around the foundation to the sump pump basket. They also installed Geo-lock anchors to support a block wall that was bowed. This company has 36 years in business and provides excellent results and professional customer relations. Call Amer. Wtrwrks for a free estimate. You will not be disappointed. A wise investment of $11,270."

Increased Efficiency of Crawlspace in Elk Mound

+156

Response time3 hrs

645 neighbors recently requested a quote

Recommended by92%of homeowners

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Aztec Asbestos Removal LLC

4.4(

)

Serving Appleton, MN and surrounding areas

Approved

Free estimates

Emergency services offered

Credit card accepted

"The team showed up within days to provide an estimate. All work completed quickly and easily. Would hire them again. Excellent communication."

6 neighbors recently requested a quote

Recommended by85%of homeowners

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Camden Valley Home Inspections

5.0(

)

Serving Appleton, MN and surrounding areas

Approved

In business since 2008

Free estimates

Emergency services offered

"He is great to work with!"

Response time1 day

13 neighbors recently requested a quote

Recommended by100%of homeowners

Serving Appleton, MN and surrounding areas

In business since 2015

Free estimates

Credit card accepted

"Kale at Radon-B-Gone was customer service personified! It was wonderful to work with someone committed to doing good work. Thanks Kale!"

+17

Response time1 day

Recommended by96%of homeowners

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Radon Detection and Reduction questions, answered by experts

The natural breakdown of uranium in soil, rock, and water can cause radon to appear in a home. The gas seeps into homes through cracks in foundations, walls, or floors, as well as through gaps around pipes or construction joints. Radon levels are influenced by soil composition, building materials, and ventilation. Poorly sealed or airtight homes can trap radon, allowing it to accumulate.

The cost for a radon mitigation system typically ranges from $800 to $1,500, with an average around $1,000. The final price depends on several factors, including the size of your home, the severity of the radon issue, and the type of system required. Your home's foundation type also significantly impacts the cost. For example, sealing and ventilating an unfinished basement might cost around $4,600, while encapsulating a crawl space without a foundation slab can range from $1,500 to $15,000.

Mitigation can take several days depending on home setup, equipment accessibility, and achieving effective diffusion system sealed efficiency.

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

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.

The Appleton, MN 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

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.
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.
Mitchell Grant
•
Mar 18, 2026Mar 18, 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.
Amy Freeman
•
Apr 5, 2026Apr 5, 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.
Kyle Schurman
•
May 21, 2026May 21, 2026
How Does a Radon Mitigation System Work? And How Do You Keep Yourself Safe?
How does a radon mitigation system work? Learn more about how it pulls air and radon from the soil and expels it before it can enter your house.
Kyle Schurman
•
Apr 8, 2026Apr 8, 2026
How Long Does a Radon Mitigation System Last?
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.