The Planted Tank Forum - View Single Post - too much light?
Thread: too much light?
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Old 02-26-2013, 05:06 PM   #5
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The graph is obsolete, in any case. There are now so many different T5 lights available, made by so many different manufacturers, that the chart can't be correct. It was always intended to just be a rough guide, but now it isn't even good for that. See for much better information.
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