Case Study EXISTING ECOLIGHTING REPLACEMENT SAVING Number of Lights 24 30 0 Annual KWh consumption 47,757 17,432 63.5% Annual Lighting cost £4,346 £1,586 63.5% Annual CO2 consumption 21,275 7,766 63.5% Aggregate Industries quarries, manufactures and supplies a wide range of heavy building materials to the construction industry. Following an in depth consultation, energy-efficient lighting specialist Ecolighting were awarde

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