I would like to install a geothermal heat pump system. My house sits upon granite rock. If I have a vertical hole drilled 150 - 450 feet down, would there be any pros or cons to drilling in rock...
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Type: Posts; User: lmhalvorson
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May 24, 2008, 08:20 PM
Question: Heat transfer
by lmhalvorson- Answers
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Heat transfer
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May 24, 2008, 04:09 PM
Question: Ground temperatures
by lmhalvorson- Answers
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Ground temperatures
Would ground temperatures be the same between rock and soil (gravel) at various depths in northern Minnesota in January?
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