Maybe no thermal expansion tank is causing the leaks??
Sapienza said. Seabrook, through contractors, recently installed water meters and hot water heater backflow prevention devices in all residences. Ruffin immediately notified the town. Numerous town officials and contractors responded, said Ruffin, including a representative from Meter and Backflow Services. MBS is a subsidiary of E.J. Prescott Inc., the company which installed the meters and backflow prevention devices…” Seacoastonline.