Customer: Western Power Distribution No of units installed: 1,049 Electricity Bills: Reduced by £8,400+ / year CO2 Savings: 35 tonnes / year THE CHALLENGE In an effort to improve energy-efficiency at its Cwmbran site, WPD planned to upgrade its fluorescent lighting. However, due to size and technical differences between the old-style fluorescent lamps and new T5 lamps, the previous practice for upgrading to energy-efficient lighting had be

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