"Covers geothermal (ground-source) heat pumps for residential heating and cooling, including system options, costs, payback issues, performance standards, and installation concerns. Also explains the science and technology of heat pumps and how they work"--
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"Covers geothermal (ground-source) heat pumps for residential heating and cooling, including system options, costs, payback issues, performance standards, and installation concerns. Also explains the science and technology of heat pumps and how they work"--
Read Less