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 are samples collected during testing?

• <div><p>Through air sampling devices and surface swabs in key areas of concern.</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>

Q: What if radon is still high after mitigation?

• <div><p>You'll need to test your home for radon after installing the mitigation system, then again every two years. If radon remains elevated, contact a licensed radon professional, either the contractor who installed the system or a different one, and have them evaluate the system. They may need to make some changes to improve its effectiveness and performance.</p></div>

Q: Do air purifiers remove radon?

• <div><p>Using an air purifier in your home or basement isn't an effective way to reduce or mitigate radon. Radon is an inert gas, meaning it doesn't react with other chemicals and can't be filtered the way particulates can be. While an air purifier can help <a href="https://www.angi.com/articles/how-to-clean-the-air-in-your-home.htm">improve your indoor air quality</a> in other ways, don't rely on it to reduce radon.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Sitka, AK

*The Angi rating for Radon Detection And Reduction companies in Sitka, AK 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 Sitka, AK 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 January 15, 2026

Reviewed in September 2025
Work of Art Drywall was a fantastic choice for our remodel project. Our home, a 1941 gem, needed a complete overhaul. John was a pleasure to work with and was able to break down the project into manageable phases. A remodel such as this can be somewhat overwhelming. He made the process...
Work of Art Drywall and Construction
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Reviewed in October 2023
Gave me great advice, very helpful
Xtreme Alaska Spray Foam, LLC
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Reviewed in August 2023
They were nice and did a good job
Grogan Construction
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Reviewed in March 2023
Quick response, great customer service, knowledgeable.
Electrical Services of Alaska
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Reviewed in August 2021
The guys did a great job power washing the house, desk, and patio pavers. Very detailed and did not miss anything. Well done and the house looks amazing! I would highly recommend this company!
DeMark's, LLC
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Reviewed in March 2020
The roof has leaked with every rain or snow and Mr Mike Roberts, owner, has moved out of town and does not answer phone calls. It has turned out to be a completet rip off.
R&R construction
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Reviewed in September 2019
Held my furniture hostage on the truck until payment was made in full. One driver showed up over an hour late but still tried to charge for his time. Whole team left before paid time was up (there was still work to do). Overall not a great experience
Moda Moving Services
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Reviewed in May 2013
Brain, aka Kipp, is extremely good at what he does and I will call him, and this company from now on for any, ALL of our plumbing needs. The first time I talked to him I explained we had lost one of our dogs four days earlier and that my husband was out of town for a few days. Not the best...
LANGE PLUMBING
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Reviewed in September 2008
Called to ask about bee hive removal and was immediately put through to their bee guy. I was unable to make an appointment that day so he came the next day at 2:00 pm. After looking at it he said they would have to remove part of the neighbors wall from our side, they needed their permission but...
AMBUSH PEST CONTROL
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Radon Detection and Reduction questions, answered by experts

Through air sampling devices and surface swabs in key areas of concern.

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.

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

You'll need to test your home for radon after installing the mitigation system, then again every two years. If radon remains elevated, contact a licensed radon professional, either the contractor who installed the system or a different one, and have them evaluate the system. They may need to make some changes to improve its effectiveness and performance.

Using an air purifier in your home or basement isn't an effective way to reduce or mitigate radon. Radon is an inert gas, meaning it doesn't react with other chemicals and can't be filtered the way particulates can be. While an air purifier can help improve your indoor air quality in other ways, don't rely on it to reduce radon.

The Sitka, AK homeowners’ guide to radon detection and reduction services

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