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Dump the plumbing and use PV to heat water?
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12-29-09, 02:12 PM
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Piwoslaw
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What about efficiency?
Just the PV's are 10%-15% efficient, plus resistor efficiency.
I'm guessing that solar hot water systems can be 30% efficient (BIG
?
).
On one hand, I'm an efficiency buff, on the other, there
are
other things to consider...
Piwoslaw
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