Ground Source Heat Pump* Design

Keep It Simple & Solid

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ASHRAE Journal – Long Term GSHP Performance

Other ASHRAE Journal Articles by Steve Kavanaugh

Consumer Information Articles

“R-rated” HVAC Articles

Identifying Quality Engineers & Contractors

”In God We Trust, All Other Bring Data” (Deming)


*a.k.a. Geothermal Heat Pumps

About GeoKISS 


NEW Geothermal Heating and Cooling Book by

 Kavanaugh & Rafferty - Available from ASHRAE

HVAC Simplified by S. Kavanaugh (from ASHRAE)


GSHP Design Software

Residential Design Tips

Information Survival Kit

Ground Conductivity & Temps (courtesy of TVA)

Free HVAC/GSHP Software

Surface Water Temps

Economics Software

AHRI/ISO 13256 Heat Pump Ratings


Other Sites 

Technical Newsletter


Technical Notes