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Top-Rated Radon detection and reduction specialists in Williamsville - Updated Nov 2026

Avatar for Certified Radon Systems
Certified Radon Systems
5.0(
35
)
Radon Gas - Abatement

Serving Williamsville, NY and surrounding areas

In business since 2007

Free estimates

Credit card accepted

"I couldn't have asked for a better experience. I checked a few Radon companies and Certified Radon was the best. They seemed to be the most knowledgeable, had the best warranty/guarantee, and actually came in cheaper than some of the others. They brought my radon level from a mid-6 to less than 1 on the first test. If you need radon services I would highly recommend."
Clean exterior
Clean exterior
Suction point
Sump pit
Clean exterior

+2

Response time12 hrs
Response rate85%
Recommended by100%of homeowners
Avatar for WNY Radon Solutions, LLC
WNY Radon Solutions, LLC
0.5(
2
)
Radon Gas - AbatementRadon Gas - Testing

Serving Williamsville, NY and surrounding areas

In business since 2009

Free estimates

Warranties offered

WNY Radon Solutions, LLC, is a professionally certified and insured Testing and Abatemanet company that serves Western New York clients. \nWe take your concerns very seriously and do our best to explain our service and how they will help your radon issues. \nPlease contact us for a consultation on all of your Radon conerns. \nReferences available.

 Sump lid fastened to sump crock above floor
 Raised Container w/Access Panel Open
 Recessed Sump Crock Cover
 Last Suction Line in Sub-Slab System
View of lid and Suction line

+19

Recommended by100%of homeowners
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Radon Detection and Reduction FAQs, answered by experts

Radon is a cancer-causing radioactive gas that poses serious health risks, infiltrating homes through foundation cracks and unnoticed spaces.

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.

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.

Radon is present almost everywhere but, like sunlight, the concentration levels and how often you are exposed to it have a large part to play in just how dangerous it is. There are levels of radon that are acceptable inside a house, but above a certain limit, radon becomes a serious radioactive hazard that is a known cause of lung cancer. In fact, radon exposure is the number two leading cause of lung cancer (after smoking).

No level of radon is technically safe, but since it is naturally present everywhere, it is impossible to avoid entirely. 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 action to reduce radon levels if your home's test results are between 2 and 4 pCi/L or higher.

The Williamsville, NY 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.