48-Hour Continuous Radon Monitors (CRM)
Ideal for real estate transactions. Continuous monitors track hourly radon concentration fluctuations (measured in pCi/L) to prevent tampering and provide instant, accurate reports.
Legacy Service — Est. 1990
Radon Gas Testing & Air Assessment
Radon is a radioactive, invisible, odorless gas produced by decaying natural uranium in soil. It is the #1 cause of lung cancer among non-smokers in the US. Our family business helped pioneer early radon testing devices & efficient independent testing for realtors starting in 1990.
Precision Measurement
Continuous monitors & accredited laboratory analysis
Air Circulation & Ventilation Audits
Evaluating HVAC return air pathways, crawl space depressurization, and basement ventilation to ensure radon mitigation systems operate at peak efficiency.
Buying a home or testing your current basement?
Schedule certified radon testing with Metro DC's trusted environmental specialists.