Every system we install is designed and supervised by the owner of the company.   We guarantee our radon systems to reduce radon levels to below the EPA recommended level 4 pCi/L for a period of 10 years from the date of original installation.  Parts carry a five year manufactures warranty, and our fans carry a five-year manufacturer’s warranty. We perform on-site diagnostics whenever necessary and design our systems accordingly What is a passive radon system?  Back New Radon Mitigation System Installation     Radon Fan Replacement   Radon Fan Installation on Existing Passive System  Services  Radon Installation Contractors LLC   P.O. Box 10023  Alexandria, Virginia 22310    703.971.0717      ric@radonone.net Radon  Installation Contractor  Design and Installation of Radon Mitigation Systems www.RadonONE.net Back