Recently released statistics from the first year of Commercial Building Disclosure show that poor lighting efficiency in buildings is a widespread problem in Australia.

The figures showed that 36 per cent of commercial net lettable area had “poor” nominal lighting power density – greater than 15 watts per square metre.

But more and more companies are having their light bulb moment, coming to the realisation that upgrading inefficient lighting systems makes strong commercial sense, with increasingly shorter payback times as technology improves and costs come down.

A recent project by NuGreen Solutions, a sustainable project finance and management company, illustrates the cost, energy and greenhouse gas savings of upgrading building lighting. NuGreen offers upgrade solutions in which clients can lease back energy efficiency equipment, with the choice of paying for it outright and being covered for maintenance.

Executive director, national business Paul Schlaphoff told The Fifth Estate that the lighting upgrade of a 20,000 square metre warehouse, depot and office for a leading freight and logistics company had provided a 61 per cent saving on the current lighting spend 

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