Geothermal Installation Types: Open Loop Vs. Closed Loop Systems by Mike Rampey | April 11, 2013April 11, 2013 The loop system in your geothermal installation is the extensive network of pipes buried in the ground (in a ground-source system) or submerged in water (in a water-source system) where […]Read More Filed Under: Geothermal Tagged With: closed loop– geothermal installation– heat pump components– loop system– Oklahoma– open loop– Tulsa and Broken Arrow