Radon Mitigation St Louis Salt

Radon is a radioactive gas that comes from the natural decay of uranium in soil. It moves up through the ground and into buildings through foundation cracks, sump pump openings, and other gaps. The EPA has identified St. Louis as an area with elevated radon potential, which means many homes in the region likely have radon levels above the recommended action level of 4 picocuries per liter. I have spent years working with homeowners here, and I have seen how easy it is to ign