Top-rated radon detection and reduction specialists.

Get matched with top radon detection and reduction specialists in Spencer, NY

Q: How often should radon levels be tested to ensure safety?

• <div><p>Testing every 2-5 years or upon adjusting occupancy or structural changes maintains safe environments.</p></div>

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: 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: Why is my radon mitigation system so loud?

• <div><p>Your radon mitigation system may be loud because it&rsquo;s time to replace it. Any sounds are usually from the inline fan that helps create the vacuum and resulting airflow. If you hear a new, loud mechanical or humming noise from your radon fan, it might be time to replace it. Most fans used in radon mitigation systems last up to 10 years, but may need to be replaced sooner.</p></div>

Q: How much electricity does a radon mitigation system use?

• <div><p>The average radon mitigation system uses about 876 kWh of electricity per year, although the exact amount of electricity used will vary depending on the size of the radon fan. Once the system is installed, the annual increase to your energy bill could range from <b>$30 to $300 per year</b>, again depending on the size of the fan.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Spencer, NY

*The Angi rating for Radon Detection And Reduction companies in Spencer, NY 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 Spencer, NY 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 20, 2026

Reviewed in April 2026
I chose a complete system to address several problems with my wellwater: hardness, bacteria (not pathogens, but unpalatable), rust and sulphur odor. From the initial testing to consultation, installation, and trouble shooting, Pure Water Source provided great communication,...
Pure Water Source
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Reviewed in April 2025
Timber tamers came in and did exactly what I was asking for! Great to work with and would highly recommend to anyone!
Timber Tamers
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Reviewed in July 2024
Rob and his team were amazing to work with - they removed all of our old insulation in the attic and installed spray foam. They were affordable, punctual, with good communication throughout the project, and they took care to minimize the impact of the project on us and tidied up at the end of...
Hybrid Insulation Systems
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Reviewed in February 2024
They arrived on time and worked diligently. They cut down two trees and cleaned up another that a storm knocked down. Their equipment was relatively quiet for chain saws and a very large chipper. Angle was very pleasant to deal with and he and his men are knowledgeable and skilled at there...
Angel Cruz Quality Tree Service LLC
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Reviewed in October 2023
GT Roofing did a great job. Getting the bid was straight forward - no pressure, no scare tactics, and no bogus specials from a pushy salesman. The owner told me all about their products and services, inspected my roof and attic, measured everything, and answered all my questions. The next...
GT Roofing
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Reviewed in October 2023
They cut down seven trees and did substantial trimming on a few other large trees. Everything was very smooth. They brought a boom truck for some and had to rope climb for another. They were in and out in about six hours. I'm quite happy with the results.
W. Case Tree Service
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Reviewed in July 2023
I had done some research into different woodchuck removal. One group said they euthanize with no concern if the woodchuck was healthy or not. AJ came right over, evaluated the project and immediately laid traps and setup a trap camera. I was informed of the cost right up front, with a reduction...
AJs Nuisance Wildlife Control
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Reviewed in August 2022
I put a request in Angi's list for an exterminator at 10:30 on Friday. Matt from Keller's Ext. called me within minutes. He asked some questions and gave me pricing and told me he could be there Sunday at 1pm. He showed up right on time and got right to work. He explained that it was yellow...
Keller's Pest Control, LLC
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Reviewed in July 2022
Isidro was friendly and professional. Found leak in my central A/C and replaced my whole A/C unit. Was prompt in the repair and did an excellent job. Price was good for the job
EZ Heating & Cooling, Corp.
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Reviewed in January 2022
RJC is the only electricians that we use as he has done multiple jobs at our home and business with safety first, quality work ! Weâ ve called them in emergency conditions gave us instructions for our safety and arrived within an hour. Weâ ve had major problems with massive floods X 4 in...
RJC ELECTRIC
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Find Radon detection and reduction specialists in Spencer

Professional Home Inspection Service, Inc.

5.0(

)

Serving Spencer, NY and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Warranties offered

"Competitive pricing; high quality work; timely service, friendly service, and outstanding warranty all describe this work done by Professional Inspection Service. They came back multiple times until all aspects of the radon mitigation were done to my satisfaction. Recent radon readings average below 1.0, well below the recommended 2 pCi/L. I could not be happier with the work they did."

Response time1 day

36 neighbors recently requested a quote

Recommended by60%of homeowners

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Qualtek Testing Group, LLC

5.0(

)

Serving Spencer, NY and surrounding areas

Approved

Free estimates

Emergency services offered

Credit card accepted

At our company, your satisfaction is our top priority. We are committed to completing every job to the highest standards, ensuring exceptional quality and service. Discover our range of services and reach out today to book your free estimate. Let us show you the difference our dedication can make!

1 neighbors recently requested a quote

Recommended by100%of homeowners

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Silverback Home Inspections

New to Angi

Serving Spencer, NY and surrounding areas

In business since 2017

Free estimates

Credit card accepted

Call or text 607-222-9402

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Enviro-Tech Services, Inc-Central

3.4(

119

)

Serving Spencer, NY and surrounding areas

In business since 1996

Emergency services offered

Credit card accepted

"The work has not started yet so I can't accurately assess the quality. Josh was a pleasure to work with."

+34

Recommended by88%of homeowners

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Churchill Environmental, Inc.

5.0(

)

Serving Spencer, NY and surrounding areas

In business since 2002

Free estimates

Emergency services offered

We specialize in Asbestos, Mold, & Lead paint Inspections, Assessments, Air Sampling, Bulk Sampling, and Hazardous Materials Surveys. We also perform OSHA onsite Safety Inspection Services to ensure your employees are working safely. We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and have been in business since 2002. We look forward to earning your business! Book with us online or feel free to give us a call today!

Response time2 days

Recommended by100%of homeowners

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Radon Detection and Reduction questions, answered by experts

Testing every 2-5 years or upon adjusting occupancy or structural changes maintains safe environments.

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

Your radon mitigation system may be loud because it’s time to replace it. Any sounds are usually from the inline fan that helps create the vacuum and resulting airflow. If you hear a new, loud mechanical or humming noise from your radon fan, it might be time to replace it. Most fans used in radon mitigation systems last up to 10 years, but may need to be replaced sooner.

The average radon mitigation system uses about 876 kWh of electricity per year, although the exact amount of electricity used will vary depending on the size of the radon fan. Once the system is installed, the annual increase to your energy bill could range from $30 to $300 per year, again depending on the size of the fan.

The Spencer, NY 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.
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.
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.
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.
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•
May 22, 2026May 22, 2026
6 Potential Health and Safety Hazards to Avoid When Buying a House
If you’re looking to buy a house, a home inspection can uncover hidden hazards that could pose a health risk to your household. Here’s what to know.
Kyle Schurman
•
Apr 8, 2026Apr 8, 2026
How Long Does a Radon Mitigation System Last?
How long does a radon mitigation system last? A properly installed and maintained system can last 20 years or more, but various issues can reduce the life span.