Top-rated radon detection and reduction specialists.

Best radon detection and reduction specialists near Poplar Grove, IL

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 does a radon mitigation system cost?

• <div><p>The cost for a radon mitigation system typically ranges from $800 to $1,500, with an average around $1,000. The final price depends on several factors, including the size of your home, the severity of the radon issue, and the type of system required. Your home's foundation type also significantly impacts the cost. For example, sealing and ventilating an unfinished basement might cost around $4,600, while encapsulating a crawl space without a foundation slab can range from $1,500 to $15,000.</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: 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 would cause radon in a house?

• <div><p>The natural breakdown of uranium in soil, rock, and water can cause radon to appear in a home. The gas seeps into homes through cracks in foundations, walls, or floors, as well as through gaps around pipes or construction joints. Radon levels are influenced by soil composition, building materials, and ventilation. Poorly sealed or airtight homes can trap radon, allowing it to accumulate.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Poplar Grove, IL

*The Angi rating for Radon Detection And Reduction companies in Poplar Grove, IL 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 Poplar Grove, IL 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 October 16, 2026

Reviewed in October 2026
Joe had provided me with a new RO system paired with a 3 stage whole house filter the system had a dramatic improvement to not only the quality of the drinking water but the Joe was straight to the point and fixed the problem I had the hardness of my water was also reduced and started seeing...
Joe's Plumbing Services
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Reviewed in May 2026
Aurelius did an excellent job checking on my AC and furnace. He was professional, knowledgeable, and took the time to explain everything clearly. He arrived on time, worked efficiently, and made sure everything was running properly before leaving. You can tell he takes pride in his work and...
G & R Heating and Air, LLC
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Reviewed in April 2025
Had Teodoro Tree Service out twice now. The first time was for tree and stump removal of one tree, 3/17/25. Today, 4/14/25, the second time they removed two huge trees and stumps. Both times they provided outstanding service and care for my property, and my neighbors, too. I couldn't be more...
Teodoro Tree Service
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Reviewed in June 2024
they did the work quickly and left the area clean and picked up
Polex Services
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Reviewed in March 2024
Radman did a great job installing the radon mitigation system. Very clean and neat and reasonable price too.
Radman Radon Testing
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Reviewed in October 2023
Nick and Ron were very professional and nice to deal with, the arrived when scheduled and cleaned up when he was done. Our project didn't fit the Angi's checklist criteria but Nick/Ron said "no problem whatever you want " Ron installed wooden stairs and rails from our attached garage into the...
Professional Painting
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Reviewed in September 2023
From start to finish, Advanta Clean was great to work with for our mold remediation and vent cleaning. The estimate was extremely detailed compared to the others we got, which was so helpful to know what would be done. The technicians were great to work with! They found mold where we didn't even...
AdvantaClean of Northwest Chicagoland
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Reviewed in July 2023
Scott responded the next day after I requested referrals on Angi. He came out a few days later to look at the fascia repair, and then called later in the evening with an estimate and time he could do the work. Everything was completed within a week from the time I submitted a request until the...
Custom Roofers III
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Reviewed in April 2023
They did a great job removing a tree at my Mom’s. They also ground up the stump from the tree they removed and one that was already there. Both Mark and his son and kind professional workers. We have used Mark’s Tree Carr in the past too and have always been pleased. We also buy firewood from...
Mark's Tree Care
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Reviewed in January 2022
Dave Gardner set us up with an appointment in only two days for installation of a radon mitigation system. DaveÃ¢Â Â s son, Jordan, and his team were very professional, courteous, friendly, honest, and informative in going over their Ã¢Â Â game planÃ¢Â Â for our installation system. Our radon...
Gardner Environmental Services
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Top-Rated Radon detection and reduction specialists in Poplar Grove - Updated Nov 2026

Bull's Eye Home Inspection

4.8(

)

Radon Gas - Testing

Serving Poplar Grove, IL and surrounding areas

Approved

Super Service Award Winner

In business since 2014

Free estimates

Small jobs welcome

"Easy communication, flexible and extremely detail! His rating is a true reflection of his work. Thank you!"

Response time3 hrs

3 neighbors recently requested a quote

Recommended by92%of homeowners

Request Quote

Gardner Environmental Services

4.8(

265

)

Radon Gas - Abatement

Serving Poplar Grove, IL and surrounding areas

Approved

Super Service Award Winner

In business since 1993

Free estimates

Emergency services offered

"Dave Gardner and crew outstanding. Extremely knowledgeable, identified and fixed my radon problem . Very honest and trustworthy"

+20

Response time5 hrs

10 neighbors recently requested a quote

Recommended by90%of homeowners

Radon Gas - Abatement

Serving Poplar Grove, IL and surrounding areas

Approved

In business since 1996

Free estimates

Emergency services offered

"David, at Gardner Environmental Services, professionally performed numerous air sample tests inside our home due to a minor smelling of mold in one spot.Fortunately, his lab resource came back with negative results on each location sample David tested. David was reassuring and pleasant to work with. I would recommend his company, to anyone."

+18

Response time7 hrs

Response rate100%

12 neighbors recently requested a quote

Radon Gas - Abatement

Serving Poplar Grove, IL and surrounding areas

Approved

In business since 1957

Free estimates

Warranties offered

"well...as they said it would."

Response time1 day

Response rate100%

15 neighbors recently requested a quote

Radon Gas - Abatement

Serving Poplar Grove, IL and surrounding areas

In business since 2020

Free estimates

Warranties offered

"RADMAN did an outstanding job installing a radon mitigation system in my home. His crew knows what they are doing and the results speak for themselves. Within hours after starting up the system my Radon level went from 20 to less than 1 Picocuurie per liter."

Response time1 day

Recommended by100%of homeowners

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SWAT Environmental, Inc.

3.5(

)

Radon Gas - Abatement

Serving Poplar Grove, IL and surrounding areas

In business since 1998

Free estimates

Credit card accepted

SWAT Environmental, Inc. is the nation's largest radon abatement engineer. Our experienced staff has corrected Radon problems for over 60,000 customers since 1988 with 100% success!

Recommended by100%of homeowners

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Radon Detection and Reduction FAQs, answered by experts

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 cost for a radon mitigation system typically ranges from $800 to $1,500, with an average around $1,000. The final price depends on several factors, including the size of your home, the severity of the radon issue, and the type of system required. Your home's foundation type also significantly impacts the cost. For example, sealing and ventilating an unfinished basement might cost around $4,600, while encapsulating a crawl space without a foundation slab can range from $1,500 to $15,000.

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.

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

The natural breakdown of uranium in soil, rock, and water can cause radon to appear in a home. The gas seeps into homes through cracks in foundations, walls, or floors, as well as through gaps around pipes or construction joints. Radon levels are influenced by soil composition, building materials, and ventilation. Poorly sealed or airtight homes can trap radon, allowing it to accumulate.

The Poplar Grove, IL 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

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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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How to Test for Radon in Your Home
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