Top-rated radon detection and reduction specialists.

Best radon detection and reduction specialists near Unionville, VA

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: 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: Why is radon gas abatement necessary for homes?

• <div><p>Radon is a cancer-causing radioactive gas that poses serious health risks, infiltrating homes through foundation cracks and unnoticed spaces.</p></div>

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: What are the benefits of radon mitigation?

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

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Verified Reviews for Radon Detection And Reduction pros in Unionville, VA

*The Angi rating for Radon Detection And Reduction companies in Unionville, VA 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 Unionville, VA 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 July 11, 2026

Reviewed in July 2026
Great service. Technician was courteous and very informative. AMJ ensured I was educated on the issue and provided affordable options for my repair. I'd 100% recommend this company for your AC, HEATING, AND PLIMBING SERVICES.
AMJ Air
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Reviewed in April 2026
Contacted Mr Hazen to get a quote to have three large dead trees taken down. Also needed them removed and stumps ground out. The price was very fair and work was done the next day. Great job. We are very satisfied with the work done and would recommend!
Big Dogs Tree LLC
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Reviewed in November 2025
Ben, I can’t thank you enough. You take pride in your work and I respect that. You worked so hard and payed attention to the smallest of details. The results speak for themselves. If you are looking for a radon mitigation system, look no further than Tops Radon. First class service from...
TOPS RADON
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Reviewed in February 2025
I have used Dyer's Tree Service three times: first for a major tree removal after a storm, second for the removal of several diseased trees, and third for a recent removal after a storm. In each case they responded quickly and efficiently using heavy-duty equipment for clearing and stump...
Dyer's Tree Service
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Reviewed in October 2024
Jason Ward and his team have the expertise and equipment to handle the toughest tree removal projects. His team was thorough, efficient, safe and reasonably priced. I'll use Ward's tree service again when needed in the future.
Wards Tree Service
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Reviewed in October 2023
I found VA Tree and Landscape on Angi and had no prior knowledge of the company. Anthony and his team at Virginia Tree & Landscape are fantastic. They were very easy to work with and did an exceptional job removing two large trees and trimming several others on my property. The price was very...
Virginia Tree and Landscapes LLC
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Reviewed in August 2023
Kyle and Sam were very professional and thorough. They did a great job cutting and clearing a tree removal job. They do a wide range of projects, and they are for sure, my go-to people to call for any future home project needs. Very affordable.
ACA Enterprises
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Reviewed in June 2023
Excellent Job clearing trees and removing stumps and cleaning up all the mess and my yard was not destroyed when they completed all the work! Awesome Job!
Alvarado Landscaping
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Reviewed in February 2023
The removed 3 large trees from our yard and ground the stumps. The work was done professionally and at fair prices. I would definitely hire again.
D&E Tree Service & Landscaping
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Reviewed in September 2022
Went well. James laid out the good aspects of the house and the possible issues to either fix or consider fixing in the future. Also conducted a Radon test on site.
Advanced Home Inspections LLC
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Top-Rated Radon detection and reduction specialists in Unionville - Updated Nov 2026

TOPS RADON

5.0(

)

Radon Gas - AbatementRadon Gas - Testing

Serving Unionville, VA and surrounding areas

Approved

In business since 2025

Free estimates

Offers commercial services

"Our radon system had become inoperable. Tops was able to repair the system and getting everything up and running quickly and efficiently. I highly recommend Tops!"

Response time1 day

Response rate96%

2 neighbors recently requested a quote

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Clatterbuck Home Inspections, LLC

New to Angi

Radon Gas - Testing

Serving Unionville, VA and surrounding areas

Approved

In business since 2008

Free estimates

Credit card accepted

Home Inspections

Response time10 hrs

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SWAT Environmental, Inc.

4.4(

)

Radon Gas - Abatement

Serving Unionville, VA and surrounding areas

In business since 1988

Free estimates

Credit card accepted

"Ben was on-time, efficient, professional, courteous, and informative. I recommend that you specify him for your radon mitigation job."

Recommended by91%of homeowners

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Rock And Roll Radon LLC

New to Angi

Radon Gas - Testing

Serving Unionville, VA and surrounding areas

Small jobs welcome

Credit card accepted

Providing radon testing services in Staunton, VA and around the valley

Radon Gas - AbatementRadon Gas - Testing

Serving Unionville, VA and surrounding areas

In business since 2008

Free estimates

Emergency services offered

"I am very pleased with the quality work and how quickly my water damage issue resolved. They were extremely professional and knowledgeable and did a great job at keeping me up to date on the progress of the cleanup."

Drying bathroom wood subfloor from kitchen using indirect control heat, controlled by thermostat we set in place

+57

Recommended by88%of homeowners

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Radon Detection and Reduction FAQs, answered by experts

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.

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.

Radon is a cancer-causing radioactive gas that poses serious health risks, infiltrating homes through foundation cracks and unnoticed spaces.

Abatement includes sealing entry points and venting with systems that reduce radon levels below recommended EPA limits. It is handled by certified professionals.

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

The Unionville, VA 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.