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Author Topic: Solar electricity  (Read 11366 times)

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Offline Freiherr

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Re: Solar electricity
« Reply #45 on: February 06, 2014, 04:59:18 PM »
A couple of gripes I have with solar is that the panels require cleaning a couple of times each year. The other question mark is whether they will retain their efficiency over time. One thing is for sure, the technology will improve and become cheaper to buy over time.
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