Despite the fact that air conditioning and refrigeration (HVAC&R) is an important contributor to economic performance and the quality of life, its contribution to energy consumption and greenhouse gas emissions (GHG) is broadly misunderstood and understated.

The industry makes a central contribution to fundamental industries including the built environment, food and pharmaceutical production and distribution, healthcare and hospitality and virtually all other human activities; effectively everyone, everywhere. The importance of the HVAC&R industry in Australia is demonstrated by the following statistics [1]: 45 million individual installations…