Top-rated radon detection and reduction specialists.

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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 long does radon mitigation take?

• <div><p>Installation typically takes 1-2 days, depending on the system and property layout.</p></div>

Q: Do radon mitigation systems decrease home value?

• <div><p>No, radon mitigation systems do not decrease home value or make a home harder to sell. In areas where homes experience similar radon exposure risks, a radon mitigation system is viewed as an improvement. Potential homebuyers often opt to buy a home with a radon mitigation system already installed to reduce the risk of cancer for their families.</p></div>

Q: Can I perform radon gas abatement myself?

• <div><p>While DIY testing is possible, abatement generally requires professional installation to ensure efficacy and meet safety standards.</p></div>

Q: What are the risks of radon?

• <div><p>Radon is the number one non-smoking cause of lung cancer in the United States, but it can cause some other concerning side effects in the meantime. If you have a raspy voice, chest pains, trouble breathing, difficulty swallowing, or any of the above, don&rsquo;t hesitate to perform radon testing and install a mitigation system as soon as possible.</p></div>

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

*The Angi rating for Radon Detection And Reduction companies in Greenwich, 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 Greenwich, 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 May 17, 2026

Reviewed in May 2026
Tom did an amazing job with widening, grading and leveling out new stone and grindings our driveway . Tom is consistent, reliable and has extensive knowledge.
BLK Water Enterprise, LLC
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Reviewed in September 2025
Levi did a fantastic job! He arrived very quickly after my call and was professional and courteous throughout his visit. He quickly assessed our problems and made suggestions for solutions. He was able to fix our most immediate concern and ordered part to complete repairs on our secondary...
Mr. Rooter Plumbing of Mid-Ohio
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Reviewed in July 2025
WJL Masonry Restoration came highly recommended and I see why. I needed brick replacement and some tuck point work on my chimney. The finished product is fantastic. The proof is in the pictures. Coordinating the appointment and estimate process was also extremely easy and fit within my busy...
WJL Masonry Restoration, LLC
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Reviewed in May 2025
Absolutely they got the job done and perfectly as well!! Had a few issues I needed them to take care of and they did exactly that.. I am pleased with the work and have used them several times and will continue to use them for any of my needs!! They have also detailed our vehicles two trucks...
M&D Detailing
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Reviewed in December 2023
They did amazing work on my home. I will continue to use them for any and all home repairs and remodeling I will be doing in the future.
RT Home Renovations LLC
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Reviewed in October 2023
Radiant Windows did an absolutely wonderful job with replacing my home's 23 windows and 1 storm door. The owner, Mike, and salesman, Dana, were very knowledgeable and took the time to answer all of my questions without making me feel any sort of pressure. Mike even traveled the 90-ish minutes...
Radiant Windows LLC
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Reviewed in April 2023
Bio pro fixed all my wiring projects and problems in my house and barn in a quick manner. The technician was very kind and knowledgeable. I would recommend this company for any of your projects!
Bio Pro Restoration, LLC
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Reviewed in November 2022
Wyatt with CW Electric has been great to work with and shows up at the scheduled time and completes his work as discussed.
CW Electric, LLC
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Reviewed in October 2022
Panda roof was great to work with. On time great install and clean up. Would recommend to family and friends. Great job
Panda Roof, LLC
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Reviewed in May 2022
Great work and fantastic customer service! Not only did they do a very good job removing a tree in a tricky place, but they made sure both my neighbor and I were happy with the results
Certified Tree Experts
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Find Radon detection and reduction specialists in Greenwich

Black River Radon, LLC

5.0(

)

Radon Gas - Abatement

Serving Greenwich, OH and surrounding areas

In business since 2019

Emergency services offered

Warranties offered

"Matt did a great job of installing my radon mitigation system. The unit is set up perfectly and looks very professional and the jobsite was cleaned up to how it was before he started the job. I would highly recommend Matt and Black River Radon for all of your radon mitigation needs."

+11

Response time5 hrs

Recommended by95%of homeowners

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Medallion Home Inspections

4.9(

)

Radon Gas - Testing

Serving Greenwich, OH and surrounding areas

In business since 2009

Free estimates

Credit card accepted

"Very thorough and reasonably priced."

Response time8 hrs

Response rate91%

Recommended by100%of homeowners

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1-800 WATER DAMAGE of CLEVELAND WEST

5.0(

)

Radon Gas - Testing

Serving Greenwich, OH and surrounding areas

In business since 2023

Emergency services offered

Credit card accepted

"These guys were prompt and took care of my flooding problem quick."

Response time2 hrs

Recommended by40%of homeowners

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Security First Home Inspections & Remediation

4.8(

)

Radon Gas - AbatementRadon Gas - Testing

Serving Greenwich, OH and surrounding areas

Free estimates

Credit card accepted

"Was on time and provided reports on time"

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.

Installation typically takes 1-2 days, depending on the system and property layout.

No, radon mitigation systems do not decrease home value or make a home harder to sell. In areas where homes experience similar radon exposure risks, a radon mitigation system is viewed as an improvement. Potential homebuyers often opt to buy a home with a radon mitigation system already installed to reduce the risk of cancer for their families.

While DIY testing is possible, abatement generally requires professional installation to ensure efficacy and meet safety standards.

Radon is the number one non-smoking cause of lung cancer in the United States, but it can cause some other concerning side effects in the meantime. If you have a raspy voice, chest pains, trouble breathing, difficulty swallowing, or any of the above, don’t hesitate to perform radon testing and install a mitigation system as soon as possible.

The Greenwich, 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

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.
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
•
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.
Jacqueline DeMarco
•
Apr 10, 2026Apr 10, 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.
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.