Year installed: 1997
System capacity: 170kW heating and 370kW cooling
Delivery method: Ducted heating and cooling
Ground Source Heat Pump: Water-to-air
Ground Heat Exchanger: Vertical borehole
ENERGY SAVING: Up to 50% compared to reverse cycle airconditioning
Additional Benefit: Removal of rooftop plant room and acoustic enclosures resulted in capital works savings that were applied to the ground heat exchanger. The result was a payback within 12 months.