Radon Mitigation Shefford
Radon Mitigation Shefford | Certified NRCPP System
Case Studies: 1100→30 Bq/m³ (1979)
Radon mitigation system in Shefford and the Eastern Townships. Active depressurization installation — over 80% reduction.
Areas: Shefford, Bromont, Granby, Waterloo