Radon System Upgrade Horizon

If you live in St. Louis and already have a radon mitigation system in your basement or crawlspace, you might assume the work is done. But radon systems are mechanical. They wear out, code changes, and your home settles over time. I have seen too many homeowners who think their old fan is still pulling soil gas when in reality it is just humming with no suction. A radon system upgrade is not always about replacing a broken part. Sometimes it is about improving safety, loweri