<p>Radon mitigation firms may be licensed by the State of Pennsylvania (PA). NYS does not certify or certify radon mitigators. The companies noted below are licensed as radon reduction companies, meaning that a representative( s) from these organisations have actually been trained to reduce interior air radon levels and/or carry out actions designed to minimize such degrees in existing buildings.</p>
https://radon1.com/radon-mitigation-system-secrets/