Case Study
HWM helps P.N. Daly to achieve record reduction in water leakage
HWM helps P.N. Daly to achieve record reduction in water leakage Utility service provider P .N. Daly has reduced water leakage to an all-time low in south London with the aid of HWM’s leak detection equipment. In a separate project in Guildford, HWM noise loggers have helped P .N. Daly to save 5Ml of water a day. “HWM’s kit has helped us to achieve a record reduction in water leakage in the south London area,” said Tony Gwynne, national manager at P .N. Daly. P .N. Daly carried out a year-long project on behalf of Thames Water in London and Guildford. Focusing mainly on areas with cast iron pipes, the company used 580 Permalog®+ noise loggers from HWM in a lift-and-shift data collection mode to enable rapid deployment. On average, HWM’s equipment enabled the six-person noise-logging team t