Category Archives: Energy

Beyond Key Cards: Energy-Efficiency Insights from Singapore’s Marina Bay Sands

by, Matthew Cullinen, RMI The introduction of key-card-based energy management systems that require guests insert their key card to turn on room electricity was a monumental achievement for the hospitality sector. Hotels that have installed these systems report a massive 20- to 30-percent reduction in guest room electricity consumption, according to the research group Hotel Energy Solutions  . Then why have

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