Sub Slab Depressurization Echo

Why Sub-Slab Depressurization Is the Gold Standard for Radon Mitigation

When I first started testing homes in Jefferson County, Missouri, I noticed a pattern. Many homeowners had already sealed cracks in their concrete slabs, caulked around pipes, and even installed plastic vapor barriers in their crawl spaces. They were surprised when their radon test kit still came back above the EPA action level. The truth is, radon doesn't just seep through visible openings. It moves through the soil beneath your home, and it can push through the concrete sl