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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>

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 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: Can you remediate radon yourself?

• <div><p>There are steps you can take as a homeowner to remediate radon yourself. While a radon reduction professional can make the biggest impact in your home, you can make efforts to improve radon levels on your own by sealing cracks, increasing ventilation, and testing for radon regularly.</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>

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

*The Angi rating for Radon Detection And Reduction companies in Bethesda, 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 Bethesda, 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 November 22, 2025

Reviewed in November 2025
Tom is amazing, I called his business phone and after describing the problem I was having with the refrigerator he said, “I know what the problem is”. He came by the next day to check the refrigerator, he sat down wit my husband and I and explained what the problem was and already had the parts...
Coleman Appliances & Repair Services, LLC
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Reviewed in November 2025
They did everything I requested and were very professional installing new outlets, replacing 8 smoke detectors and installing Lutron switches for my home automation
Lightning Electric
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Reviewed in November 2025
The company was great to deal with and they were even willing to deliver the metal from over 5 hours away. They kept great communication throughout the process and from start to finish, talking/singing a contract to completion of roof, was quick and easy. Everything was done within a few weeks...
Perfection Metal Roofing, Inc.
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Reviewed in March 2025
Scot Lucas and his team are very professional and highly skilled. They cut down huge maple trees and ground the stumps. They did a great job and cleaned all debris from the site. This is the second time I have hired them and highly recommend.
Lucas Tree Service, LLC
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Reviewed in May 2024
Chris did a great job on my radon mitigation. He was a pleasure to work with! Glad I choose to have my project contracted with Windland.
Winland Industries LLC
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Reviewed in May 2024
Choosing Absolute Metal Roofing Plus for my new metal roof was an outstanding decision. Their team's promptness and professionalism shown through, delivering courteous service and exceptional workmanship. The value was unparalleled, offering top quality results without straining the budget. I...
Absolute Metal Roofing Plus LLC
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Reviewed in July 2023
They were prompt and skilled in the cutting and removal of trees.
Fire Walker LLC
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Reviewed in April 2023
He made sure everything was cleaned up and even did a little extra. Very prideful of his work. Asked him for quote on 4 more trees and he was quick to get back with very reasonable price. Currently cutting them down and doing excellent job.
Klies Boys Construction LLC
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Reviewed in November 2022
I found Tom and his helper to be very professional, helpful and courteous, and did a great job mending my fence. Good as new!
Tom & Amy construction LLC
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Reviewed in September 2022
The project went well and the ramp turned out prefect. It has helped out a lot. Project was done in roughly 3 days. His company is reliable, flexible and hard working.
3E Services LLC
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Find Radon detection and reduction specialists in Bethesda

Winland Industries LLC

5.0(

)

Radon Gas - AbatementRadon Gas - Testing

Serving Bethesda, OH and surrounding areas

In business since 2023

Free estimates

Credit card accepted

"Chris did a great job on my radon mitigation. He was a pleasure to work with! Glad I choose to have my project contracted with Windland."

Response time11 hrs

Response rate97%

Recommended by100%of homeowners

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Erock Property Inspections

New to Angi

Radon Gas - Testing

Serving Bethesda, OH and surrounding areas

In business since 2024

Free estimates

Credit card accepted

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumers' needs. It is our mission to provide excellent workmanship, and complete customer satisfaction from start to completion of a project. In order to understand the needs, and expectations of our customers, we take great care to work, and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

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Radon Detection and Reduction questions, answered by experts

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

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.

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.

There are steps you can take as a homeowner to remediate radon yourself. While a radon reduction professional can make the biggest impact in your home, you can make efforts to improve radon levels on your own by sealing cracks, increasing ventilation, and testing for radon regularly.

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

The Bethesda, 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
•
Aug 3, 2026Aug 3, 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]
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 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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•
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.