Among the largest issues in the radon market is follow-up screening. However, many individuals presume they are risk-free because they have a radon mitigation system but have never ever done a radon test to ensure it's really working. Please see to it to do a radon examination after a mitigation system is installed and additionally at least every two years afterwards. Radon screening is simple and also cheap if you buy DIY radon examination packages. There is a sporting chance that the radon system never functioned to start with.