Top-rated radon detection and reduction specialists.

Get matched with top radon detection and reduction specialists in Montreal, WI

Q: How do I test for radon gas?

• <div><p>Use a radon test kit or hire professionals to conduct a detailed assessment of radon levels in your home.</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: Do radon mitigation systems come with warranties?

• <div><p>Yes, many systems include warranties for performance. Confirm terms with your installer.</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>

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>

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Verified Reviews for Radon Detection And Reduction pros in Montreal, WI

*The Angi rating for Radon Detection And Reduction companies in Montreal, WI 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 Montreal, WI 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 22, 2026

Reviewed in June 2026
Highly recommend- fabulous work, very courteous and pleasant. They cleaned everything in the house too to bottom and it?s never been cleaner :)
Clear Choice Cleaning
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Reviewed in June 2026
Extremely impressed with how fast they were able to show up and get the job done.. my driveway looks amazing . Fast professional and polite
Superior Asphalt Services LLC
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Reviewed in July 2025
I am so grateful for the work G and J did for me. Josh is an amazing man and a very knowledgeable in his work. He is so patient and hard working and kind. He is reliable and came 2 X to my home. It thank you so much, Josh, for your service.
G and J Plumbing PLLC
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Reviewed in June 2025
Brycen and crew replaced my retaining wall. The before was a weedy mess with collapsing stairs. Its now weed free, paved, new stairs, and rock landscaping. Excellent job. I highly recommend Kitto Property Maintenance
Kitto's Property Maintenance
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Reviewed in September 2023
Very good prep work and application, Drive way looks much better, Very hard workers.
RAM Contracting
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Reviewed in August 2022
They were awesome. Got everything cleaned that needed to be done on my RV. Very timely efficient and detail orientated on cleaning. Highly recommend. Would hire them again whenever I need it.
Splash Power Washing LLC
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Reviewed in May 2022
I would highly recommend 5Star...they were on time from the beginning...everyone we dealt with was polite, knowledgeable and helpful. I was pleasantly surprised at the project being done in a matter of hours and the very good price. I will use them again. Jackee G. Hartland WI
Five Star Painting of Waukesha
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Reviewed in September 2021
He did a great job! He was very professional and timely!
Northland Mosquito Control
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Reviewed in August 2021
Great craftsmanship and a great worker
Rustic Renovations of WI
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Reviewed in June 2020
Matt was great to work with and went above and beyond our expectations. Definitely would use him again and highly recommend him!
Matthew Does Pools, LLC
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Find Radon detection and reduction specialists in Montreal

JW Rothrock Inc

New to Angi

Radon Gas - AbatementRadon Gas - Testing

Serving Montreal, WI and surrounding areas

In business since 1994

For lead testing and other specialty services JW Rothrock Inc. is Wisconsin's premier in lead testing as well as abatement. For cost effective and professional service JW Rothrock is by far above and beyond the rest.

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Radon Detection and Reduction questions, answered by experts

Use a radon test kit or hire professionals to conduct a detailed assessment of radon levels in your home.

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

Yes, many systems include warranties for performance. Confirm terms with your installer.

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.

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

The Montreal, WI 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
•
Aug 3, 2026Aug 3, 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
•
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.
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.