Top-rated radon detection and reduction specialists.

Best radon detection and reduction specialists near Ottoville, OH

Q: What would cause radon in a house?

• <div><p>The natural breakdown of uranium in soil, rock, and water can cause radon to appear in a home. The gas seeps into homes through cracks in foundations, walls, or floors, as well as through gaps around pipes or construction joints. Radon levels are influenced by soil composition, building materials, and ventilation. Poorly sealed or airtight homes can trap radon, allowing it to accumulate.</p></div>

Q: What types of radon mitigation systems are available?

• <div><p>Options include sub-slab depressurization, crawlspace ventilation, and sealing cracks. Choose based on home construction and radon levels.</p></div>

Q: Can I install my own radon mitigation system?

• <div><p>A <a href="https://www.angi.com/articles/can-homeowners-install-radon-mitigation-systems.htm">homeowner can install a radon mitigation system</a> on their own. But it&rsquo;s a challenging DIY that requires a lot of knowledge about radon mitigation as well as familiarity with local regulations. You do not want to risk an improper installation that leaves the system unable to detect radon or gives it a shortened life span. Relying on a professional is the surest way to guarantee a successful installation.</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: 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 Ottoville, OH

*The Angi rating for Radon Detection And Reduction companies in Ottoville, 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 Ottoville, 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 September 26, 2026

Reviewed in September 2026
Very professional job well done. Services included tree removal, tree trimming and stump removal. All done excellently. Would recommend highly. Tom
Calvin's Tree Care
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Reviewed in September 2026
He did a wonderful job. Primarily completed hanging of art work, curtains and floating shelves. Measured everything and all items were spot on! Would highly recommend.
Ryan Benroth
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Reviewed in July 2026
MDG Electric did a great job installing two fixtures in my kitchen. It was a small job that took less than 2hrs and probably not worth their time but they did a stellar job for me. They were knowledgeable, thourough, and picked up after themselves completely, even hauling all the garbage out to...
MDG Electric LLC
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Reviewed in June 2026
We recently had M&L Construction replace our roof with metal, and we couldn't be happier with the experience. From the estimate to the completed project, they were professional and honest. They gave us a clear installation date and even let us know they were able to reduce the cost by a...
ML Metal Roofing and More
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Reviewed in November 2025
He did cleanup and debris removal on my property. Very efficient and responsible. Thanks for the good work.
Compa's Construction Company, LLC
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Reviewed in May 2025
Andrew and his crew tackled the removal of this 60 foot tall tree. The job began in the afternoon of the first day and they were back the following morning to finish up. They did a first rate job, ground out the stump and remediated the soil. Very professional and very reasonably priced. Thanx...
Brothers Lawn Care
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Reviewed in November 2024
Alec conducted himself very professionally. The work was superb and done in a timely and efficient manner.
Alec Adkins Drywall Finishing & Remodeling
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Reviewed in September 2024
Ethan was very knowledgeable, safe, and efficient in the tree trimming and removal he did on our property. There was one branch in particular that looked very healthy, but Ethan recommended that it be removed. It turned out that it was hollow and holding on by less than an inch of wood around...
Zippy TreeWorks
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Reviewed in February 2024
Wittler Excavating does amazing work. Jason and his team goes above and beyond in everything he does. Jason is very prompt, knowledgeable, easy to communicate with, and very fair on pricing. I would recommend Wittler Excavating to anyone who wants to have the best work done. Jason has put in my...
Wittler Excavating, LLC
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Reviewed in December 2023
Very knowledgeable and reasonable with good prices. James was only their to give me an estimate but, they found a leak and went to work right away for me.
Pride Custom Construction
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Top-Rated Radon detection and reduction specialists in Ottoville - Updated Nov 2026

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Radon Detection and Reduction FAQs, answered by experts

The natural breakdown of uranium in soil, rock, and water can cause radon to appear in a home. The gas seeps into homes through cracks in foundations, walls, or floors, as well as through gaps around pipes or construction joints. Radon levels are influenced by soil composition, building materials, and ventilation. Poorly sealed or airtight homes can trap radon, allowing it to accumulate.

Options include sub-slab depressurization, crawlspace ventilation, and sealing cracks. Choose based on home construction and radon levels.

A homeowner can install a radon mitigation system on their own. But it’s a challenging DIY that requires a lot of knowledge about radon mitigation as well as familiarity with local regulations. You do not want to risk an improper installation that leaves the system unable to detect radon or gives it a shortened life span. Relying on a professional is the surest way to guarantee a successful installation.

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

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 Ottoville, 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

Mitchell Grant
•
Sep 28, 2026Sep 28, 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
•
Oct 30, 2026Oct 30, 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
•
Sep 23, 2026Sep 23, 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.