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Post by cye on Sept 21, 2011 15:25:32 GMT -5
here's a chart explaining the relative efficiencies in different ambient temperatures. note that panel temp is normally very closely tied to the temp of the base of one's tank if using a solar coil Attachments:
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Post by cye on Sept 21, 2011 15:26:17 GMT -5
..and here's another view from a different source.. Attachments:
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