Top-rated radon detection and reduction specialists.

Best radon detection and reduction specialists near Lahaina, HI

Q: How does radon enter my home?

• <div><p>Radon enters your home when warm air begins to rise and exits through the roof, creating a vacuum that pulls cooler air from under the foundation. Part of that air is radon, which is an invisible, odorless gas that develops naturally when radioactive particles are deep within the ground. Those particles usually come from decaying matter in soil and rocks.</p></div>

Q: Do radon mitigation systems come with warranties?

• <div><p>Yes, many systems include warranties for performance. Confirm terms with your installer.</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: 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: What is considered a safe or dangerous level of radon?

• <div><p>No level of radon is technically safe, but since it is present everywhere, complete avoidance is impossible. The average radon level in homes across the United States is 1.3 picocuries per liter (pCi/L). The Environmental Protection Agency (EPA) recommends taking preventative measures if your home's radon levels are between 2 and 4 pCi/L or higher.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Lahaina, HI

*The Angi rating for Radon Detection And Reduction companies in Lahaina, HI 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 Lahaina, HI 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 03, 2025

Reviewed in June 2025
My back yard, on a 45 degree angled slope, was overgrown with brush at least twenty years old. Some branches were reaching over onto the second story of my house. The whole thing posed a fire hazard. Akua and Rusty cleared a “forest” worth of brush with hand-held tools. The clearance on either...
Po Brothers LLC
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Reviewed in January 2025
Quick and effective. Did an amazing job and home owners were ecstatic
Koa Comercial Cleaning Service
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Reviewed in January 2025
Came to evaluate and gave me great customer service and great pricing.
Lava Roofing Maui
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Reviewed in September 2024
The very best tree service Iâ ve ever had (and Iâ ve had plenty). They were very prompt, responsive, and attentive to my requests. They cut 43 large trees for me and I could not be more pleased. They were very meticulous and careful to minimize damage to the surroundings and the cleanup was...
Larios Tree Service
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Reviewed in July 2023
Ray was extremely knowledgeable and professional and did an excellent job.
BioComm LLC
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Reviewed in April 2023
Also excellent lawn resodding work and cutting down overgrown weeds and hauling them away.
Roby Landscaping
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Reviewed in March 2023
It was a small home repair. Robert came in the late afternoon, on the same day, and fixed the problem with courtesy and professionalism. I had a recent bad maintenance experience and he saved the day. Such a fair and honest guy, highly recommend and will use again.
Jackson Construction & Handyman
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Reviewed in October 2022
Riley was our technician and he explained everything and asked before doing - he was great! I will use them again if needed in future for sure! Mahalo!
Allen's Plumbing, Inc.
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Reviewed in July 2022
Sukh is reliable, punctual, honest, hardworking, detail oriented, and flexible (with our deck and roofing project). The entire project which was to take down the existing deck and then build a double deck plus a roof took three weeks. The estimates sukh provided us were exact and his work...
Commercial Link Contracting, Corp
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Reviewed in March 2022
It went really well! Great job Jason and his assistant. Was so happy with the result and the service. Jason and his assistant did a really great, very detail and professional. I would recommend Jason to my family and friends. It was a second time service because the first guy did it wrong and...
Steve's Plumbing & AC Service - Maui
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Top-Rated Radon detection and reduction specialists in Lahaina - Updated Nov 2026

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Radon Detection and Reduction FAQs, answered by experts

Radon enters your home when warm air begins to rise and exits through the roof, creating a vacuum that pulls cooler air from under the foundation. Part of that air is radon, which is an invisible, odorless gas that develops naturally when radioactive particles are deep within the ground. Those particles usually come from decaying matter in soil and rocks.

Yes, many systems include warranties for performance. Confirm terms with your installer.

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.

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.

No level of radon is technically safe, but since it is present everywhere, complete avoidance is impossible. The average radon level in homes across the United States is 1.3 picocuries per liter (pCi/L). The Environmental Protection Agency (EPA) recommends taking preventative measures if your home's radon levels are between 2 and 4 pCi/L or higher.

The Lahaina, HI 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
•
Sep 28, 2026Sep 28, 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.
Alison Kasch
•
Oct 30, 2026Oct 30, 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.
Angi
•
Sep 23, 2026Sep 23, 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.
Amy Freeman
•
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.
Jacqueline DeMarco
•
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.
Jacqueline DeMarco
•
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.