• Geothermal system options, including open-loop, closed-loop and DX configurations, using horizontal and vertical earth loops;
  • The importance of finding a qualified contractor;
  • Costs, tax credits and payback issues, plus calculating increased home values;
  • Who is using geothermal energy, including the author's firsthand experiences, home profiles in the US and Canada, as well as an overview of commercial/institutional projects;
  • How solar electricity can be used to power the system, plus other future trends;
  • Unraveling the science and technology of geothermal heat pumps (GHPs);
  • Understanding GHP performance standards, ratings and warranties in the US and Canada;
  • Comprehensive appendix with helpful resources; (manufacturers, associations, etc.) and a career section for those interested in entering the field.



The Smart Guide to Geothermal:
How to Harvest Earth's Free Energy for Heating and Cooling

Donal B. Lloyd

$19.95 paperback
ISBN 978-0-9773724-8-5
5.5 x 8.5, 192 pages
published 2011

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