How do you prevent radon in your home?

• <div><p>Keeping radon from getting into your home is much better than having to get rid of it once it's already indoors. While there may not be a way to fully prevent radon from getting into your home, there are things you can do to reduce the gas's ability to enter. </p><p>Sealing foundation cracks and openings can help keep the gas from seeping inside. Improving air flow, such as by opening windows, can also be helpful. If you're building your home from scratch, talk to your contractor about using radon-resistant construction to keep the gas out.</p></div>

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Q: How is radon gas abatement professionally handled?

• <div><p>Abatement includes sealing entry points and venting with systems that reduce radon levels below recommended EPA limits. It is handled by certified professionals.</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: How much does it cost to replace a radon fan?

• <div><p>The cost to replace a radon fan ranges from $300 to $600 for the fan itself, with installation adding an additional $200 to $500. Overall, the total cost for replacement can range from $500 to $1,100, depending on factors such as the fan model, home size, and local labor rates. If the fan is part of a larger radon mitigation system, the price may be higher.</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 Sheridan, MT

*The Angi rating for Radon Detection And Reduction companies in Sheridan, MT 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 Sheridan, MT 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 15, 2026

Reviewed in April 2026
They did amazing work!! I will definitely hire these folks again.
All Taped Up
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Reviewed in January 2026
Our landscaping was in poor shape. We live in a very remote area. Daniel came out and we showed him what we wanted to have done. We knew it would be a two-phase job (removing existing landscaping, trees and rock on our 2 acre parcel. Then designing a new landscape and install). We were trying to...
Oasis Landscape & Excavation LLC
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Reviewed in May 2023
Kelvin was very professsional, personable, and knowledgeable. He arrived on time, had all the right tools, and worked diligently to get the tasks done. I was very happy with his service and highly recommend him to all.
Sand and Sun Electric, LLC
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Reviewed in March 2020
They did a great job. We were pleasantly surprised by how good of Job they did and how nice the windows look. I had high expectations but they surpassed them. These aren’t going to be cheap but you get what you pay for. By just replacing half our windows our house is noticeably warmer.
Renewal by Andersen of Montana
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Reviewed in December 2019
Very prompt and on time
Held Enterprises, LLC
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Reviewed in May 2019
Miguel and his team did a great job. I was very impressed with their professionalism as well as their over all customer service. The entire team was very friendly and they did a great job at a really good price.
Painters Plus, LLC
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Reviewed in April 2019
These guys were great! Even with other problems other than HVAC they were able to advise and get the parts need in UNDER AN HOUR! I have a meeting later in the day and they got it done! SAME DAY!
Specialty Repair, LLC
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Reviewed in February 2014
Given their responsiveness and availability on short notice, I would use them again when in a pinch. Next time I might haggle with them a bit on the rate to get it down just a bit. :)
MVP Plumbing & Drain Services
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Reviewed in June 2012
They were great. I got bids from three other contractors on Angie's List. They had a competitive price, and they seemed to be the most professional. I liked the merchandise.
Dulles Glass & Mirror
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Find Radon detection and reduction specialists in Sheridan

Affordable Radon Services, LLC

4.6(

265

)

Serving Sheridan, MT and surrounding areas

In business since 2011

Free estimates

Warranties offered

"Brandon with Affordable Radon came out to install a mitigation system. Brandon was AWESOME, professional, polite, informative and did a wonderful job! I would highly recommend him to anyone needing your service. He went above and beyond! ***** :)"

Response time5 hrs

Recommended by97%of homeowners

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Gallatin Home Inspections, LLC

5.0(

)

Serving Sheridan, MT and surrounding areas

In business since 2017

Free estimates

Credit card accepted

I am here to help you make one of the most important decisions in your life, the purchase of your new home. When you hire us you can be confident that you will gain the knowledge necessary to make an informed decision on your new investment. Contact me now to begin getting your home inspection under way.

Response time5 hrs

Recommended by100%of homeowners

Serving Sheridan, MT and surrounding areas

In business since 2012

Free estimates

Credit card accepted

"Ben is thoroughly knowledgeable and answered all of my questions kindly and patiently. The price was fair. I highly recommend him."

Recommended by100%of homeowners

Serving Sheridan, MT and surrounding areas

In business since 2023

Free estimates

Emergency services offered

"Daniel was prompt, careful and went the extra distance to get my heating and hot water system replaced as the weather was turning cold. He did an excellent job and I recommend him highly."

Recommended by100%of homeowners

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Caldwell Property Inspections

New to Angi

Serving Sheridan, MT and surrounding areas

In business since 2021

Free estimates

Credit card accepted

At Caldwell Property Inspections- our company is based on the belief that our customers' needs are of the utmost importance. Our team is committed to meeting those needs. We welcome the opportunity to earn your trust and deliver you the best service. No job is too big or too small for our experienced team. Call today for a quote.

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TCH Builders & Remodeling

4.0(

)

Serving Sheridan, MT and surrounding areas

In business since 1999

Emergency services offered

Credit card accepted

If you dream it, we can build it. What's the biggest difference between us and them? We build to last! We offer a full line of Green and Energy Star Certified products, backed by our labor and manufacturer's lifetime transferable warranties. Credit Cards Welcome Financing Available OAC.

Recommended by100%of homeowners

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Radon Detection and Reduction questions, answered by experts

Abatement includes sealing entry points and venting with systems that reduce radon levels below recommended EPA limits. It is handled by certified professionals.

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

The cost to replace a radon fan ranges from $300 to $600 for the fan itself, with installation adding an additional $200 to $500. Overall, the total cost for replacement can range from $500 to $1,100, depending on factors such as the fan model, home size, and local labor rates. If the fan is part of a larger radon mitigation system, the price may be higher.

Keeping radon from getting into your home is much better than having to get rid of it once it's already indoors. While there may not be a way to fully prevent radon from getting into your home, there are things you can do to reduce the gas's ability to enter.

Sealing foundation cracks and openings can help keep the gas from seeping inside. Improving air flow, such as by opening windows, can also be helpful. If you're building your home from scratch, talk to your contractor about using radon-resistant construction to keep the gas out.

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 Sheridan, MT 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.

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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.
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