Top-rated radon detection and reduction specialists.

Get matched with top radon detection and reduction specialists in Hannibal, MO

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: 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>

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 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: 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>

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Verified Reviews for Radon Detection And Reduction pros in Hannibal, MO

*The Angi rating for Radon Detection And Reduction companies in Hannibal, 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 Hannibal, 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 June 02, 2026

Reviewed in June 2026
Tiffany and Divine Cleaning are exceptional. They have cleaned our home for two years and we've always been pleased. Tiffany pays attention to every detail and has done general cleaning, and also specific problem areas, like carpet stains and grout. We have recommended her to others who are as...
Divine Cleaning & Services LLC
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Reviewed in February 2026
had big oak tree taken down. Awesome workers and friendly people they are pros at what they do would definitely recommend them!
Tri State Forestry, LLC
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Reviewed in March 2025
Jon and his crew did an amazing job replacing our roof. Very knowledgeable and fast. Would recommend they to everyone.
Partain Roofing LLC
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Reviewed in September 2023
After hail storm a lot of roofing companies gave me bids and I felt like I was being scammed as a woman. Partain Roofing was way cheaper and explained what would be done. Very professional and most importantly they cleaned up everything and disposed of it. Highly recommend!
Partain Roofing LLC
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Reviewed in August 2023
They were very responsive in answering question and explaining how it works. Showed up on time and got the job done. Explained what to expect.
Tri-State Land Services & Construction Company, LLC
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Reviewed in July 2023
They are fast, competitive rates, and quality work. They are reliable and professional.
Back 2 Black Construction LLC
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Reviewed in April 2023
A professional experience throughout the project. Chase is very experienced and knowledgeable and communicated the costs, options, and timelines very clearly and effectively. The crew was managed well and were very respectful of the property, doing their best to minimize effects to the yard by...
One Contracting
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Reviewed in September 2022
The technician showed up in no time. He was very professional and friendly. He went above and beyond to fix my air conditioner fast. I would 100% use them again and recommend them.
ER HVAC LLC
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Reviewed in July 2022
HIGHLY RECOMMENDED!! I live 200 miles away from Hannibal, and my Toyota began overheating. Plan was to go see my mom and drive home. My Toyota had other plans. As I drove my mom around, I noticed my Temp. gauge EXTREMELY high, in the RED and I noticed antifreeze running out onto the pavement....
Johnny's Auto Care
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Reviewed in February 2022
Did a great job on a custom stand I needed made! Welds look great and are strong. I asked and received more than I asked for. Was very nice, let me know what was going on and showed me his progress. Will be definitely having more work done here!
Smith Welding Service, LLC
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Find Radon detection and reduction specialists in Hannibal

Mid MO Inspectors

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Serving Hannibal, MO and surrounding areas

In business since 2005

Free estimates

Mid MO Inspectors will provide you or your business with a full service approach to all your inspection needs. Please feel confident in contacting Mid MO Inspectors for your next inspection.

Recommended by100%of homeowners

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S & J Home Inspections - Home Facebook

New to Angi

Serving Hannibal, MO and surrounding areas

In business since 2011

Free estimates

At Amerispec Home Inspections, we are your premiere source for general home inspections. Our company offers the finest in efficiency and quality. When it comes to professionalism and customer service, we are unmatched in the region. For the best of the best, call today for your next inspection!

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Pruitt Home Inspections

New to Angi

Serving Hannibal, MO and surrounding areas

In business since 2024

Free estimates

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.\n

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Radon Detection and Reduction questions, answered by experts

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.

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

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

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.

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.

The Hannibal, 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.
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.
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.
Audrey Bruno
•
May 2, 2026May 2, 2026
Can a Homeowner Install a Radon Mitigation System?
Can a homeowner install a radon mitigation system? While some parts of the project are fine for DIY, you should leave the meat of the task to a licensed professional.
Angi
•
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.
Amy Freeman
•
Apr 5, 2026Apr 5, 2026
How to Install a Radon Mitigation System
Did your radon test come back high? Here's what you need to know about how to install a radon mitigation system to protect your home and family.