Case studies

After having an energy audit done and carrying out the most cost-effective recommendations, the Auckland site is spending $40,000-$50,000 less a year on electricity a year. And it is considering more audits throughout the other branches.

Christchurch Polytechnic's energy performance contract with Honeywell has cut energy use by 18% in two years, while
conditions have improved.

The University of Waikato will get the best energy performance from the University by running it like a well-tuned engine. An energy performance contract with Honeywell has proven a cost-effective tool saving them $173,000 in the first year alone.

Crowne Plaza Christchurch's utility spend is a significant overhead. The driver behind an energy review was a desire to reduce utility costs - without compromising guests' comfort.

An energy audit uncovered ways to cut consumption and also kick-started a change in thinking. "It became part of our everyday business," explains chief engineer Chris Stevens.

The hotel's annual electricity bill is $100,000 less now than in 2006 - a 14% saving. It also achieved a peak annual saving of 14% in potable water and trade waste, and 12% in LPG consumption.