The following links will redirect you off the IGSHPA Web site. IGSHPA is not responsible for the accuracy of the information on these sites.

Information on Geothermal Heat Pump Incentives:

Building & Construction Sites:

Cost Savings and Calculators:

  • Geo SUN NRG
  • OG+E (Oklahoma City area)
    (Check with your local utility - many have a calculator on their Web site)

Energy Related:

Environmental Related:

Research Related:

Geothermal & HVACR Industry Information:

GSHP Training Materials:

Geothermal Design Software:

More Information About GSHPs:

Hybrid GSHP Systems