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Residential Geothermal Systems: Heating and Cooling Using the Ground Below

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$25.00
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NEW EXPANDED EDITION with color illustrations and spacious 8.5 x 8.5 format adds detailed descriptions of the components of the heat pump, open loops systems and important decisions that the homeowner must make.

Interest in residential geothermal systems has grown as more people realize they can replace their fossil-fuel heating system with one that is three to five times more efficient and doesn't require a chimney to exhaust noxious fumes. Currently in the USA there is a federal 30% tax ...