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Q: How much does it cost to replace a radon fan?

• <div><p>The cost to replace a radon fan ranges from $300 to $600 for the fan itself, with installation adding an additional $200 to $500. Overall, the total cost for replacement can range from $500 to $1,100, depending on factors such as the fan model, home size, and local labor rates. If the fan is part of a larger radon mitigation system, the price may be 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: Do radon mitigation systems decrease home value?

• <div><p>No, radon mitigation systems do not decrease home value or make a home harder to sell. In areas where homes experience similar radon exposure risks, a radon mitigation system is viewed as an improvement. Potential homebuyers often opt to buy a home with a radon mitigation system already installed to reduce the risk of cancer for their families.</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>

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>

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Verified Reviews for Radon Detection And Reduction pros in Saint Joseph, MO

*The Angi rating for Radon Detection And Reduction companies in Saint Joseph, MO 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 Saint Joseph, MO 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 14, 2026

Reviewed in July 2026
Ryan, Heather and their crew did a fantastic job with the new fence for our new track. They guided us through the design and stayed in constant communication with us throughout the process. The project was done on budget and on time. We would use them again and highly recommend them to anyone...
All About Fencing
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Reviewed in May 2026
He was efficient and thorough, cleaned my whole yard, removed trees and dead wood. Cleaned the gutters and hauled my junk away.
UNDER THE RUG CLEANOUT SERVICES
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Reviewed in May 2025
We are very happy and satisfied with our fence. We had two 6 ft privacy fences and picket fence with one drive through gate and 2 walk through gates installed around our yard. The 2 men that did the work were very efficient and friendly and completed the entire job in 2 days.
Renew Crew Contracting, LLC
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Reviewed in March 2025
Yes took 4 trees out and did a amazing job
Affordable Lawn Maintenance
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Reviewed in May 2024
Quick response to my request and excellent removal and clean-up afterwards. Would highly recommend.
Hovey's Tree Service
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Reviewed in November 2023
They did a phenomenal job, besides the siding they also done my soffit, facia, gutters, windows, and replaced my existing fence and built a privacy fence to the existing privacy fence and stained the old fence and deck. They did excellent
Stellar Home Improvement, LLC
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Reviewed in September 2023
Great job and clean up after completing removal
Hovey's Tree Service
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Reviewed in February 2023
They showed up on time and removed 3 trees. Cleaned up the area and removed the tree stumps. IÃ¢Â Â d highly recommend them
Straight Cuts, LLC
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Reviewed in June 2022
I was incredibly satisfied with the work UpDown did. Philipâ s skill is not only efficient but entertaining to watch. His ability to maneuver large branches and logs down the via rope and pulley systems is incredible. I had him remove quite a bit from our two trees and there wasnâ t a single...
UpDown Arborist
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Reviewed in May 2022
The repair tech was excellent. The tech showed up when he said he would and was very courteous! We cannot say enough good about this company and their employees. Our unit was repaired and the tech came back the next day! The tech came back to check and make sure the unit was working properly!...
HK Quality Sheet Metal
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Find Radon detection and reduction specialists in Saint Joseph

ATM Home Inspection, LLC

4.8(

)

Serving Saint Joseph, MO and surrounding areas

Approved

In business since 2011

Free estimates

Credit card accepted

"They were very thorough and informative. They gave me information for my final walk through that I could never have had otherwise."

Response time40 mins

Response rate89%

1 neighbors recently requested a quote

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SWAT Environmental, Inc.

4.5(

)

Serving Saint Joseph, MO and surrounding areas

In business since 1988

Free estimates

Credit card accepted

"Overall everything was pretty good. I felt the installation could have looked much cleaner but it is fine. I still haven't re tested to see what my radon levels are now."

Recommended by97%of homeowners

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Redemption Environmental LLC

5.0(

)

Serving Saint Joseph, MO and surrounding areas

In business since 2016

Free estimates

Credit card accepted

"I tested it after the mitigation and it was much lower and safer than the government requirement. Great quality and I would recommend them."

+13

Response time30 mins

Recommended by100%of homeowners

Serving Saint Joseph, MO and surrounding areas

In business since 1988

Free estimates

Credit card accepted

"Very professional and well done."

Response time1 day

Recommended by100%of homeowners

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Barnett Real Estate Inspections, LLC

5.0(

)

Serving Saint Joseph, MO and surrounding areas

In business since 2007

Free estimates

Credit card accepted

Barnett Real Estate Inspections, LLC offers fast, friendly and courteous service. We use only the best products and are always eager to answer your questions and concerns. We have built our reputation on our commitment to providing quality service, which has earned us an impressive reputation with many valuable customers. We take pride in delivering value through top quality, dependable work with excellent price and reliable, honest service. Call us today!

Response time20 mins

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The Environmental Guys LLC

New to Angi

Serving Saint Joseph, MO and surrounding areas

In business since 2025

Free estimates

Emergency services offered

We test for several different hazardous materials and gas. We also off mold & mildew surface removal and cleaning with environmental friendly cleaners. We do offer free quotes and consulting on remedies for issues to your home or business.

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A-Midstates Property Inspection

0.0(

)

Serving Saint Joseph, MO and surrounding areas

In business since 2008

Free estimates

A-Midstates Property Inspection is a local and family owned business and has been bringing a safer home to your community since 2008. We specialize in making sure your new home or existing home is safe and sound!

Recommended by100%of homeowners

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Radon Detection and Reduction questions, answered by experts

The cost to replace a radon fan ranges from $300 to $600 for the fan itself, with installation adding an additional $200 to $500. Overall, the total cost for replacement can range from $500 to $1,100, depending on factors such as the fan model, home size, and local labor rates. If the fan is part of a larger radon mitigation system, the price may be 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.

No, radon mitigation systems do not decrease home value or make a home harder to sell. In areas where homes experience similar radon exposure risks, a radon mitigation system is viewed as an improvement. Potential homebuyers often opt to buy a home with a radon mitigation system already installed to reduce the risk of cancer for their families.

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.

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

The Saint Joseph, MO 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
•
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]
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.
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•
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.
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•
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.