04-28-2008, 11:00 PM
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#5 (permalink)
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Future EV Owner
Join Date: Mar 2008
Location: Sussex Wisconsin
Posts: 674
Thanks: 0
Thanked 4 Times in 4 Posts
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Quote:
Originally Posted by diesel_john
In the past year I have dug a 20 foot deep pond that is only 75 feet from my house. It holds just under 1 million gallons. This spring I put in under ground conduits from the house to the bottom of the pond. Now i can just slip my heat exchanger lines thur the conduits and sink them in the pond. A heat pump will pump 10 times the energy that it uses in to the hot water and the house. Not perfect but 90% renewable.
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Sweet! 
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