Jan 23, 2024 · Radon is an odorless and invisible radioactive gas that can lead to lung cancer. Radon can enter your home through construction joints, cavities and cracks inside walls, and sump pumps.

Mar 27, 2025 · It typically moves up through the ground to the air above and into your home through cracks and other holes in the foundation. Your home traps radon inside, where it can build up.

Jul 16, 2025 · How Does Radon Enter a Home or Building? Radon forms naturally. Uranium in soil or rock breaks down to form radium, which then turns into radon gas. Once formed, radon enters a …

4 days ago · Once formed, radon travels only short distances, typically a few feet, through the soil before it either decays or escapes into the atmosphere. The soil immediately surrounding and underneath a …

Jun 26, 2025 · Radon in a home originates from the natural breakdown of uranium in soil, rock, and water. This radioactive gas seeps upwards through the ground and can enter a house through cracks …

Jan 20, 2024 · Learn how harmful radon gas enters your home through cracks, foundations, and air pressure changes, and find out how proper testing can ensure a safe home.

Aug 30, 2022 · Indoor radon concentrations depend on radon levels in the soil, pathways for radon to enter the home, and air pressure differentials. Air pressure differences between outdoor and indoor …

How does radon get into homes? Learn more about how this potentially dangerous gas can get into your home and what to do about it.

Radon comes from the natural decay of uranium found in nearly all soils. Typically, radon moves up through the ground to the air above and into homes through cracks and other holes in the foundation.

Oct 9, 2025 · Almost every home in North America literally sucks on the soil. Homes build up a negative pressure differential and actively pull radon gas inside to compensate for lost air. No matter how …