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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 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 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: Is it okay to live in a house with radon?

• <div><p>Ideally, no one will live in a house with elevated radon levels, as prolonged exposure increases the risk of serious health issues like lung cancer. However, homes with radon can be made safe through mitigation systems, such as active soil depressurization. Testing for radon regularly and addressing high levels helps ensure a safe living environment.</p></div>

Q: What level of radon is considered safe or dangerous?

• <div><p>No level of radon is technically safe, but since it is naturally present everywhere, it is impossible to avoid entirely. 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 action to reduce radon levels if your home's test results are between 2 and 4 pCi/L or higher.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Clarion, IA

*The Angi rating for Radon Detection And Reduction companies in Clarion, IA 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 Clarion, IA 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 15, 2025

Reviewed in February 2025
Proefco was great to work with. The work was completed quickly and looks great!
Proefco LLC
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Reviewed in December 2024
My experience with RGM Concrete & Remodeling was fantastic! They delivered top-notch concrete products for our home project, and we were extremely pleased with the quality results. The team's attention to detail and commitment to excellence truly set them apart from the competition. We...
RGM Concrete & Remodelation, LLC
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Reviewed in December 2024
We had roof replaced along with siding, gutters, faisha, sofets and two windows. They came over right away for an inspection and to give a quote. Got started right after supplies arrived. If any problems came up explained the problem and what would be done to fix it.
SIBLINGS CONSTRUCTION, LLC
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Reviewed in July 2024
Did a very nice job and were quick and professional.
Cedar Valley Excavating, LLC
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Reviewed in July 2024
All went very smoothly. Very satisfied. I was going to move the piano myself but found that it was much more economical to simply have them do it for me without the worry of ruining it. The two fellows who came were professional and efficient.
Modern Piano Moving
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Reviewed in June 2024
Tony removed 3 stumps for me and did a great job at a fair price.
Tony's Tree Service
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Reviewed in February 2024
Very helpful and quick in removing snow this winter!
First Call Services
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Reviewed in November 2023
Outstanding service, expert advice, and we loved that our puppy was all trained and ready to go before the technician left!
Dog Guard
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Reviewed in March 2023
I hired only one electric to fix or finish my solar system that I bought from another company and found out that it was a mess and it was all screwed up they put on the stuff that I did not buy it was a cheaper version of what I bought but only one electric came in and saw the problems I had to...
Olney 1 Electric LLC
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Reviewed in June 2021
It went great! Lots of issues were found along the way, but Mike was great at fixing them. Everything was done perfectly, and with great quality! I can't wait to hire him again!
RE-Builders LLC
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Find Radon detection and reduction specialists in Clarion

Iowa Radon Defense Northwest

4.7(

)

Serving Clarion, IA and surrounding areas

Approved

In business since 2020

Free estimates

Warranties offered

"Radon mitigation work was great. Duct cleaning is something I will not recommend from this company. Team started to cutopen HVAC duct and later figured out the machine is not working , followed different approach to clean each vent. I contacted sales person and he said it is going to be same results either way and same price was charged. Charged 1.7k for 3400 sq ft home for duct cleaning."

Crawlspace Encapsulation with Radon Mitigation

Roof Penetration Discharge Pipe with Roof Boot

+23

Response time1 day

27 neighbors recently requested a quote

Recommended by96%of homeowners

Serving Clarion, IA and surrounding areas

Approved

In business since 2020

Free estimates

Warranties offered

"RADON SYSTEM WAS NOT WORKING. (Installed by another company years ago). The phone contact was pleasant and efficient. The Technician came on the agreed day and the agreed time: he explained what was wrong, explained the options, then repaired the system so it is working better than it did when first installed."

+14

Response time1 day

49 neighbors recently requested a quote

Recommended by95%of homeowners

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Home Sweet Home Inspect Iowa Facebook

4.8(

)

Serving Clarion, IA and surrounding areas

In business since 2020

Free estimates

Small jobs welcome

"Luis was very polite and professional! He explained the issues so I could understand. I would absolutely recommend him to others!"

+11

Response time3 hrs

Response rate88%

Recommended by100%of homeowners

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Radon Detection and Reduction questions, answered by experts

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

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

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.

Ideally, no one will live in a house with elevated radon levels, as prolonged exposure increases the risk of serious health issues like lung cancer. However, homes with radon can be made safe through mitigation systems, such as active soil depressurization. Testing for radon regularly and addressing high levels helps ensure a safe living environment.

No level of radon is technically safe, but since it is naturally present everywhere, it is impossible to avoid entirely. 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 action to reduce radon levels if your home's test results are between 2 and 4 pCi/L or higher.

The Clarion, IA 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
•
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.
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.
Dan Simms
•
Apr 5, 2026Apr 5, 2026
5 Questions to Ask About Radon Gas Abatement
Radon is a radioactive gas that can enter a home from the ground. Prepare yourself for mitigation by answering these questions before hiring a pro.
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.
Kate Fann
•
Apr 9, 2026Apr 9, 2026
Radon Mitigation System Diagram: Understanding How It Works
You need to protect your home from radon, but what does a radon mitigation system look like? Check out this radon mitigation system diagram to learn how it works.