There are many ways Radon can get into your house including drains, sump pumps, basement floor cracks, basement wall cracks construction joints, loose pipe fittings and exposed soil. Radon might also enter the air of a home from well water.

Because radon is a gas, it can easily spread from the ground into the air in a home. The main method in which radon enters a home is through the basement floor including crawl spaces.