Difference between revisions of "Earth Cooling Pipe"
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http://en.wikipedia.org/wiki/Earth_cooling_tubes | http://en.wikipedia.org/wiki/Earth_cooling_tubes | ||
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| + | http://www.advancedbuildings.org/main_t_vent_underground.htm | ||
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[[Category:Cooling]] | [[Category:Cooling]] | ||
Revision as of 09:39, 7 January 2007
An underground pipe that can cool in summer and prewarm incoming air in winter:
http://en.wikipedia.org/wiki/Earth_cooling_tubes
http://www.advancedbuildings.org/main_t_vent_underground.htm