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Friday, November 20, 2009

Geothermal Pumps Reduce Station Heating, Cooling Costs

Energy costs to heat and cool fire stations are increasing. Add to that concerns over global warming, and fire departments are looking to prove they can make good choices about energy and the environment. Geothermal heat pumps are one way to address these concerns. Heat pumps compress a gas to make it hot and then expand it to make it cold. During the heating mode, room air is blown over a coil containing the compressed, heated gas. The gas is then allowed to expand into a coil on the outside of the building. The expanded gas is very ...

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