Pros : More efficient than air to air units, suitable for heating swimming pools, hydronic floor slabs, domestic hot water systems, and room heating using radiators.
Cons : More expensive than air to air units.
Efficiency : Between 2.8:1 and 4.7:1; ie. 2.8kW of heat output requires 1.0kW of electricity input, depending on ambient air temperatures.
Geo Thermo Dynamics, based in the New South Wales Snowy Mountains, is the only Australian owned and operated ground source heat pump installation company in Australia (to the best of our knowledge). All of our systems are Australian designed, manufactured, and installed.