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Q: What are the health risks associated with radon exposure in homes?

• <div><p>Long-term exposure increases lung cancer risks. Prolonged homestay individuals and smokers encounter heightened vulnerability and exposure concerns.</p></div>

Q: How often should you replace a radon fan?

• <div><p>Many radon fans carry a five-year manufacturer's warranty. That said, your radon fan should last between five and ten years. Regular inspections will ensure the fan is operating properly. Unusual or exceptional noise coming from the fan or indications on your manometer or system monitor can immediately tell you that something is amiss.</p></div>

Q: Is a radon mitigation system expensive to run?

• <div><p>The fan that pulls the radon out of the air needs to run continuously, so you may see an increase in your electric bill once you install the mitigation system. Additionally, you may see an increase in your heating or cooling bills, as the fan can cause some loss of hot or cool air.</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>

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>

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Verified Reviews for Radon Detection And Reduction pros in Harrison, OH

*The Angi rating for Radon Detection And Reduction companies in Harrison, OH 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 Harrison, OH 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 28, 2026

Reviewed in April 2026
Joe was so great and professional and very knowledgable! HE DESERVES A PAY RAISE AND PROMOTION!Your company is very blessed to have such a great employee and better yet a great man! God bless you all and Joe!
Mr. Rooter Plumbing Of Greater Cincinnati
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Reviewed in July 2025
Excel did a thorough assessment of all my trees. They removed a dying giant Maple from my front yard and also a couple of completely dead evergreens. The Maple along with the stump removal was a very big job. We were very pleased with the results. Great Job!
Excel Tree Specialist LLC
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Reviewed in June 2025
I had a fantastic experience with Advantaclean of Fairfield and Mason! After dealing with unexpected water damage in my home, I called them for help, and they were quick to respond. From the initial assessment to the final restoration, the team was professional, knowledgeable, and...
AdvantaClean of Fairfield and Mason
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Reviewed in November 2024
Most affordable tree removal I found. Showed up and were out and cleaned up in only a couple hours.
Catramex LLC
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Reviewed in September 2024
After the high winds from Helen I had many downed limbs and branches plus an uprooted tree stump. I contacted Jay, he was out that day to provide a free quote ( very reasonable) and came the next day to perform the work. He also picked up all the little twigs and blew the leaves from the mulch,...
Jayco Lawncare and Landscaping Service LLC
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Reviewed in June 2024
Lindgren Home Improvements handled all our handyman needs efficiently and at a fair price. They were professional, courteous, and highly skilled.
Lindgren Home Improvements LLC
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Reviewed in May 2024
Although our final lab results came back as negative for asbestos, Harrison provided great service, advise, and follow up while waiting for the final test results from the lab.
EnviroGo Asbestos Solutions, LLC
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Reviewed in August 2023
Great work. My property needed a lot of cleanup and I didn't think they would be able to handle it but they proved me wrong and I'm glad they were able to do it. Have them come out for the fall season to rake these leaves up and remove I'm tired of doing that and I trust this...
O.I. Landscape
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Reviewed in February 2023
They removed a large front tree and trimmed a large back tree. Great pricing and work. A
F&M Tree Service LLC
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Reviewed in December 2022
He showed up and explained what the process was and where he suspected the property lines are. After the survey he clearly marked the boundaries and walked me through where the markers were. Now I can have the fence put up having the confidence it is where it is supposed to be.
AEZ Land Surveying, LLC
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Find Radon detection and reduction specialists in Harrison

Tri-State Radon and Mold, Inc.

4.8(

)

Serving Harrison, OH and surrounding areas

In business since 2010

Free estimates

Warranties offered

"They were on time when promised. The work was done fairly quickly (about 3-4 hrs) and they left no mess. Most importantly, the work done has solved the radon problem, lowering numbers from 15-25 down to less than 1."

Recommended by98%of homeowners

Serving Harrison, OH and surrounding areas

In business since 2008

Free estimates

Credit card accepted

"Our radon system fan needed to be replaced and we were able to get that done the day after I talked to this company. Very quick and courteous service and didn't cost as much as we were anticipating."

+11

Response time1 day

Recommended by100%of homeowners

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The Ohio Home Inspections Co

4.0(

)

Serving Harrison, OH and surrounding areas

In business since 2003

Free estimates

Credit card accepted

"Kevin was very thorough, easy to work with, and provided an excellent report. He also continues to send monthly newsletters at no additional charge that have very helpful tips and information about home maintenance."

Recommended by71%of homeowners

Serving Harrison, OH and surrounding areas

In business since 2020

Free estimates

Credit card accepted

"Very professional and got the job done. Very knowledgeable."

Response time6 hrs

Recommended by100%of homeowners

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Paramount Restoration

4.6(

)

Serving Harrison, OH and surrounding areas

In business since 2011

Emergency services offered

Credit card accepted

"William did a good job of preparation and cleaning."

Recommended by92%of homeowners

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Radon Detection and Reduction questions, answered by experts

Long-term exposure increases lung cancer risks. Prolonged homestay individuals and smokers encounter heightened vulnerability and exposure concerns.

Many radon fans carry a five-year manufacturer's warranty. That said, your radon fan should last between five and ten years. Regular inspections will ensure the fan is operating properly. Unusual or exceptional noise coming from the fan or indications on your manometer or system monitor can immediately tell you that something is amiss.

The fan that pulls the radon out of the air needs to run continuously, so you may see an increase in your electric bill once you install the mitigation system. Additionally, you may see an increase in your heating or cooling bills, as the fan can cause some loss of hot or cool air.

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.

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

The Harrison, OH 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.
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•
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.
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•
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.
Audrey Bruno
•
May 3, 2026May 3, 2026
How to Test for Radon in Your Home
Knowing how to test for radon will keep your home free and safe from this odorless gas—you just have to decide whether to do it yourself or hire a pro.
Merlisa Lawrence Corbett
•
May 22, 2026May 22, 2026
6 Potential Health and Safety Hazards to Avoid When Buying a House
If you’re looking to buy a house, a home inspection can uncover hidden hazards that could pose a health risk to your household. Here’s what to know.
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.