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COLUMNIST: Geothermal the latest in heating and cooling

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"They're not wells, they're bore holes," said the instructor at one of the three-day-long ground source heat pump school classes I just attended.


Indeed they're not wells. It turns out that a well is something one gets water out of, while a bore hole is something one gets heat and cold out of.

Directional bore. Vertical ground loop. Slinkys. Desuperheaters. Ground temperature. Entering water temperature. The terms just keep coming and coming.

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