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.

Compact fluorescent lamps in sizes up to 180 watts can replace mercury vapour and metal halide lamps up to 400 watts - using less power, producing less heat and switching on instantly.

Coldstorage International used a powerful analytical tool to reduce energy bills by one third.

By re-evaluating long-established operational processes they managed to reap a $90,000 energy saving annually for a project outlap of around $12,500 - a seven-fold return in one year.