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Renewable Energy - Heat pump installationSuccessful installation of a 1000 linear meters of pipe carrying water and antifreeze in four 40 meter trenches between 1.5 and 2.5 meters deep. Pipe was purchased, fusion welded and pressure tested before coiling into 1 meter diameter loops. Connections to domestic heat pump were made allowing heat recovery from soil providing all heating and hot water needs for a four bedroom house.
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