certified radon specialist 3

https://pennsylvaniadepcertifiedsite.meridiannest.com/posts/finding-a-trusted-pennsylvania-dep-certified-radon-contractor

Tom's a certified radon specialist who tests homes for the invisible, radioactive gas that seeps from the ground into basements and crawl spaces. He uses continuous monitors over several days, then explains the results and mitigation options in plain English. No pressure, just practical advice on vent fans or sealing cracks to keep family lungs safe.