Earth Source Energy Solutions  DX Geothermal Heat Pumps    

Federal Energy Management Program     Article on Geothermal Heat Pumps  

Geothermal Heat Pump Consortium   

The Geo-Heat Center
http://geoheat.oit.edu/vendors.htm

The U. S. Department of Energy
http://www.eere.energy.gov/consumerinfo/heatcool/hc_space_geothermal.html

The Copper Development Association
http://www.copper.org




                    




SEER Facts
Increasing efficiency with smaller units
Sizes of Heat Pumps and AC's
Before Choosing a Heating System
High Utility Bills
Ground Source Heat Pumps
Heat Pump Options