They have the potential to do great good, and after a bit of upfront investment, most of them generate their own power and return significant benefits to those who took the gamble to install them.
But unfortunately when they are in the wrong position, they are virtually useless.
And of course, even when the owner realises he has installed them incorrectly and they are not delivering all the power they originally promised, it might cost more to replace them than to just leave them up there in place, even though they rarely contribute anything useful.
Read Gareth Parker's front page of today’s West Australian newspaper to see what happens when you install your investment on a part of the roof that’s simply not bright enough.
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| Solar fail - the wrong tool in the wrong position means little or no return |
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