How do you prevent radon in your home?

• <div><p>Keeping radon from getting into your home is much better than having to get rid of it once it's already indoors. While there may not be a way to fully prevent radon from getting into your home, there are things you can do to reduce the gas's ability to enter. </p><p>Sealing foundation cracks and openings can help keep the gas from seeping inside. Improving air flow, such as by opening windows, can also be helpful. If you're building your home from scratch, talk to your contractor about using radon-resistant construction to keep the gas out.</p></div>

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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 do you remove radon from your home?

• <div><p>You can vent radon out of your house sometimes by simply opening a window, but it won&rsquo;t remove the source, and will likely rise above recommended levels quickly. A professional will be needed to assess your home, and determine the best strategy for radon removal. Active radon sump pumps and soil depressurization systems are often used to forcefully vent the radon from your home.</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>

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Verified Reviews for Radon Detection And Reduction pros in Exeter, PA

*The Angi rating for Radon Detection And Reduction companies in Exeter, PA 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 Exeter, PA 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 14, 2026

Reviewed in April 2026
Excellent work on a new roof and gutters! Very efficient and professional.
Elite Construction & Roofing LLC
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Reviewed in November 2025
Ryan is professional, reliable, and does excellent work. Ryan is friendly and hardworking providing timely service and fair pricing for a job well done. I highly recommend Ryan to anyone in need of an electrician.
Visotski Electrical
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Reviewed in August 2024
Mr. Rivera came to my home to do tree cut down and large shrub removal. He did a great job and cleaned everything up and saved me so much work. He is a nice man and I recommend him to anyone needing maintenance help in the yard.
Rivera's Lawn Care Landscaping LLC
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Reviewed in August 2024
It went perfectly. The entire team was incredibly communicative and the resulting inspection report was thorough and detailed enough for me to use as a to-do. Pest inspection was included, and Craig was approachable and willing to educate me. The price for Precise is higher than competitors, but...
Precise Home Inspections, LLC
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Reviewed in June 2024
Excellent work replacing an outlet and checking the wires and breaker box.
Espinoza Electrical & Construction Services
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Reviewed in April 2024
Very fast and efficient. Left no mess behind and did a very good quality job. Came out on the weekend for a quote and on Monday the repair was done. Highly recommend.
P/A. Fence LLC
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Reviewed in October 2023
Oil tank removal. Had two oil tanks removed and oil drained. Company responded fast and the job was done quickly and professionally. nally''''a
Alternative Petroleum Services, LLC
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Reviewed in April 2023
Very prompt courteous, and efficient. He completed the task and checked to make sure the other cap was anchored well,
Mike's Chimney Sweep & Repair
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Reviewed in February 2023
DAKOTA WAS VERY CLEAN AND DID A VERY NICE INSTALL OF MY FURNACE. RESPONDED QUICKLY AND THE PRICING WAS THE BEST AROUND.
Heinrich HVAC
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Reviewed in September 2022
DTS Junk Removal is very professional, prompt and very clean. Price was right, service was good and will use them in the future.
DTS Junk Removal, LLC
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Find Radon detection and reduction specialists in Exeter

The Radon Bros

5.0(

)

Serving Exeter, PA and surrounding areas

Approved

Super Service Award Winner

In business since 2018

Free estimates

Warranties offered

"Excellent, very satisfactory. Radon Brothers' rep came, saw the problem, and replaced the leaking radon exhaust PVC pipe in my basement floor. All in record time. Am very satisfied and will continue using Angi contractors."

Response time1 day

10 neighbors recently requested a quote

Recommended by80%of homeowners

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Roof 2 Basement Home Inspection Services, LLC

4.9(

)

Serving Exeter, PA and surrounding areas

In business since 2017

Free estimates

Credit card accepted

"Terry was very honestm, pleasant, helpful at every turn, informative, answered any question you might have, knowledgeable about most everything and very intuitive about electrical problems. I would absolutely recommend him you can't go wrong."

Response time8 hrs

Recommended by98%of homeowners

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AAA Radon Experts

New to Angi

Serving Exeter, PA and surrounding areas

In business since 1993

Free estimates

Credit card accepted

We're a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We specialize in radon gas testing and abatement. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We look forward to building lasting relationships and guarantee your satisfaction!

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Silverback Home Inspections

New to Angi

Serving Exeter, PA and surrounding areas

In business since 2017

Free estimates

Credit card accepted

Call or text 607-222-9402

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Radon Detection and Reduction questions, answered by experts

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.

Keeping radon from getting into your home is much better than having to get rid of it once it's already indoors. While there may not be a way to fully prevent radon from getting into your home, there are things you can do to reduce the gas's ability to enter.

Sealing foundation cracks and openings can help keep the gas from seeping inside. Improving air flow, such as by opening windows, can also be helpful. If you're building your home from scratch, talk to your contractor about using radon-resistant construction to keep the gas out.

You can vent radon out of your house sometimes by simply opening a window, but it won’t remove the source, and will likely rise above recommended levels quickly. A professional will be needed to assess your home, and determine the best strategy for radon removal. Active radon sump pumps and soil depressurization systems are often used to forcefully vent the radon from your home.

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 Exeter, PA homeowners’ guide to radon detection and reduction services

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