Geo - Keep It Simple & Solid (GeoKISS)

GshpCalc 5.0.5 Now Available FREE as GshpCalc 6.0 which was Expanded from vertical loops only to also include surface water and ground water heat pump systems. Updated to metric units, double u-tubes, new heat pumps files, alternative loop pipe materials, and many other new features. 

While all the other software on this website can be directly downloaded, this package is provided by request from geokisseis@gmail.com.