Radon Alarm Umbra

Understanding Your Radon Alarm: What It Tells You and When to Act

If you live in St. Louis and you have a radon mitigation system, you have probably seen a small device mounted on a wall or sitting on a shelf that beeps or flashes when radon levels rise. That device is your radon alarm. It is not a decoration. It is a tool that tells you when something has changed in your home's radon mitigation system, and it deserves your attention. I have worked on radon systems for years, often arriving at a home after the homeowner has heard that ala