Sub Slab Depressurization Ridge

When I first started working in radon mitigation across St. Charles County, I noticed something that surprised me. Many homeowners in St. Charles, O'Fallon, St. Peters, and Wentzville had heard about radon testing, but very few understood what happened after a high test result came back. The most common question I got was, "Can't you just seal the crack in my basement floor and call it done?" The short answer is no. Sealing concrete cracks helps, but it is only one piece of