A geothermal heat pump is also referred to as a ground-source, geo-exchange. It utilizes the earth’s constant temperature as a medium of exchange instead of the temperature underneath remains constant. The geo-thermal uses this to its advantage to exchange the heat.
These pumps are quite similar to other kinds of pump. It is able to heat, cool and even supply hot water around the house. Some these pump have a two compressor feature that allows it to save energy. In addition it does not make loud noises when running. It is also very durable and need very little maintaining. A dual source pump is a geothermal pump that combines with air. This feature allows for higher efficiency. The geothermal pump is quite affordable and also quite easy to install. It can last for up to 50 years.