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Q: What are the benefits of radon mitigation?

• <div><p>Mitigation reduces radon levels, protecting your health and complying with safety standards.</p></div>

Q: How long can you go without a radon fan?

• <div><p>Your radon fan needs to operate 24/7 to be effective. The only time the fan isn't operating is during its replacement. Radon levels in the home can increase within hours if the fan stops working or something obstructs the stack vent. Fortunately, radon systems require no downtime maintenance between fan changes.</p></div>

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

• <div><p>No level of radon is technically safe, but since it is present everywhere, complete avoidance is impossible. 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 preventative measures if your home's radon levels are between 2 and 4 pCi/L or higher.</p></div>

Q: How do you remove radon from your home?

• <div><p>You can vent radon out of your house sometimes by simply opening a window, but it won&rsquo;t remove the source, and will likely rise above recommended levels quickly. A professional will be needed to assess your home, and determine the best strategy for radon removal. Active radon sump pumps and soil depressurization systems are often used to forcefully vent the radon from your home.</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>

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

*The Angi rating for Radon Detection And Reduction companies in Spencerville, 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 Spencerville, 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 21, 2026

Reviewed in April 2026
JBs Tree And Lawn Care did a great job removing my tree . They were very professional and communicative. They showed up exactly when they said. The cleanup was excellent with every bit hauled away. Excellent service and a great price! Highly recommend !
JBs Tree & Lawn Care
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Reviewed in July 2025
They removed a tree and two stumps from my place. Very nice and friendly. Definitely a pro at the job. I will be hiring them again for future projects.
Calvin's Tree Care
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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 April 2025
Kim and his son did a great job handling our roofing and painting project they reached out and let us know they joined Angi list so we wanted to give them a review
Supreme Roofing and Restoration
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Reviewed in August 2024
They did a great job of removing and clean up afterward
EnviroGo Asbestos Solutions, LLC
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Reviewed in July 2024
They did a wonderful job on my roof and home. Removed shrubs, pressure washed my home and drive. It looks like new again. Highly recommend.
Hughes Enterprises, Inc (S & K Soft Washing)
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Reviewed in May 2024
Took 3 hours and was professional in removal and clean up. Quote was what they said. Very friendly.
AIO Home Services
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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 June 2023
Diego and his team were very efficient and helpful with advice and willingness to include some deck repair with the washing, sanding and sealing of our 2 large backyard decks and deck bench. They did all sanding by hand (no large sanders) and painted on all stain and seal by hand. They did the...
Color Rush Painting, Inc.
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Reviewed in November 2022
David Nagel was very professional, went up on the roof and reviewed the job I needed and David looked over the roof for any other issue with my roof. David completed my project quickly and cleaned everything before he left.
NGC
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Find Radon detection and reduction specialists in Spencerville

JLW Roofing

New to Angi

Serving Spencerville, OH and surrounding areas

In business since 2022

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Bob's Handyman Service LLC proudly serves its customers with pride, integrity and attention to the details that matter most to you. This is one of the many things that sets us apart from the rest. We are locally owned and operated. Give us a call today!

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Radon Detection and Reduction questions, answered by experts

Mitigation reduces radon levels, protecting your health and complying with safety standards.

Your radon fan needs to operate 24/7 to be effective. The only time the fan isn't operating is during its replacement. Radon levels in the home can increase within hours if the fan stops working or something obstructs the stack vent. Fortunately, radon systems require no downtime maintenance between fan changes.

No level of radon is technically safe, but since it is present everywhere, complete avoidance is impossible. 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 preventative measures if your home's radon levels are between 2 and 4 pCi/L or higher.

You can vent radon out of your house sometimes by simply opening a window, but it won’t remove the source, and will likely rise above recommended levels quickly. A professional will be needed to assess your home, and determine the best strategy for radon removal. Active radon sump pumps and soil depressurization systems are often used to forcefully vent the radon from your home.

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

The Spencerville, 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
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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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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.
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Apr 6, 2026Apr 6, 2026
How Much Does Radon Remediation Cost? [2026 Data]
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May 21, 2026May 21, 2026
How to Hire a Radon Testing Pro
Learn how to hire a qualified radon testing pro for your home. Find certified professionals, understand costs, and get expert tips to protect your family.
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May 2, 2026May 2, 2026
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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.