Existing Sump Pump with no lid
The Sump Pump did not have the sealed lid that keeps the Radon from entering the living space.
Radon Exhaust System
The system is used to exhaust the Radon from the living space.
Sump Pump with Radon Sealed Lid
The lid that was installed is used to seal the Radon from leaking into the living space and is then exhausted out with the Radon Exhaust System.