Aqua Plus all-in-one heat pump storage water heaters have an electric boost element, are WiFi enabled, and use high-performance R290 refrigerant with negligible global warming potential. Note that prices are continuously reviewed and may change prior to the new listing. Note that prices are continually reviewed and may change prior to the new listing. Prices listed below include GST ex Melbourne warehouse. Contact us for pickup or delivery arrangements that may require added freight cost.