There are an array of heat pump types available, but {here| we explain the operation of the Ground Source or Geothermal Heat Pump. What are Ground Source Heat Pumps? Whenever we consider Ground Source & Geothermal Heat Pumps, we think about high ground temperatures that can deliver very efficient performance. https://sb-bookmarking.com/story16140436/ground-source-geothermal-heat-pumps