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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 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: 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: 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: What are the health risks associated with radon exposure in homes?

• <div><p>Long-term exposure increases lung cancer risks. Prolonged homestay individuals and smokers encounter heightened vulnerability and exposure concerns.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Cottageville, SC

*The Angi rating for Radon Detection And Reduction companies in Cottageville, SC 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 Cottageville, SC 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 10, 2025

Reviewed in June 2025
Very professional and knowledgeable . Everything was done safely and smoothly, precisely what I needed done and more importantly what he seen what I could not and took care of all remaining limbs and so forth without batting an eye.. Great communication and excellent execution.
Jones Tree, LLC
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Reviewed in June 2024
Kurt was very responsive in replying to my inquiry and was quick to get us on his schedule. He cleared 1 acre of our land efficiently and professionally, I hardly knew they were here, we are very happy with results and will refer and use this company again
Tridion Environmental
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Reviewed in January 2024
I highly recommend this company for all of your power washing needs!!! They are very thorough and professional!!! They went above and beyond and couldn't have asked for anything better!!! Not only are they consistently on time, they will meet just about any of your scheduling needs!!!
Poseidon Pressure and Softwash
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Reviewed in November 2023
Rico and Company has been maintaining my pool for 6 years and itâ s been one of the best decisions Iâ ve made
Baez Pool & Spa
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Reviewed in April 2023
Aaron did a wonderful job and was very professional and fair. I would recommend him to anyone! On point forestry mulching is “On Point”!
On Point Forestry Mulching
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Reviewed in September 2022
Trace was prompt and removed four trees for me. I was very satisfied with his work and I would recommend him!!
Infinger's Tree Service
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Reviewed in April 2022
Efficient,, prompt and and reasonable.
Tri-County Stumpgrinding & Services, LLC
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Reviewed in January 2022
John White and Joseph Winis were on time and did a good job. Eric Pratt and Ashley were very helpful. All Mount Valley employees were very professional.
Groundworks
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Reviewed in December 2021
Rodney and his team did an excellent job! They were down to earth and very helpful in teaching us about things we should do to take care of our property! They were professional and exceeded our expectations. Their pricing was fair and we appreciate the work they did for us!
360 Home Maintenance
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Reviewed in September 2021
I highly recommend this company. They called the day before to confirm and they arrived when they said they would. They did a great job cleaning the ducts and also disinfected them. They were professional and very thorough.
American Air and Mold Solutions, LLC
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Find Radon detection and reduction specialists in Cottageville

Serving Cottageville, SC and surrounding areas

Approved

In business since 2018

Free estimates

Credit card accepted

"Very knowledgeable and very helpful inspector!"

Response time40 mins

Recommended by100%of homeowners

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SWAT Environmental, Inc.

4.8(

)

Radon Gas - Abatement

Serving Cottageville, SC and surrounding areas

In business since 2002

Free estimates

Credit card accepted

"Had them come out to install a Radon Mitigation Fan. Service was fast and the installer was extremely knowledgable. He was in an out within an hour and the radon dropped from a 4 to a 0.59! Extremely happy with the result. Price wasn't cheap by any means but definitely fixed our problem."

Recommended by100%of homeowners

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Summit Engineering, Laboratory & Testing, P.C

4.0(

)

Radon Gas - Testing

Serving Cottageville, SC and surrounding areas

In business since 2003

Emergency services offered

Credit card accepted

"I needed duct replacement not air quality."

Response time1 day

Response rate90%

Recommended by100%of homeowners

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Environmental Service Group

New to Angi

Radon Gas - Testing

Serving Cottageville, SC and surrounding areas

In business since 2010

Free estimates

Credit card accepted

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! We are family owned and operated, so please let us know how our family can take care of yours!\n\n

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Coastal Empire Roofing & Construction Co

3.1(

)

Radon Gas - AbatementRadon Gas - Testing

Serving Cottageville, SC and surrounding areas

In business since 1998

Free estimates

Emergency services offered

"They did a wonderful job on my sunroom. A previous contractor did a VERY poor job - the sunroom was a disaster. But Coastal Empire made it BEAUTIFUL!! I was very happy with the results. The workers were very nice, and always cleaned up after their work."

Recommended by80%of homeowners

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Radon Detection and Reduction questions, answered by experts

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.

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.

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.

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

Long-term exposure increases lung cancer risks. Prolonged homestay individuals and smokers encounter heightened vulnerability and exposure concerns.

The Cottageville, SC 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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