The Planted Tank Forum - View Single Post - Very Powerful LED Fixture Question
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post #9 of (permalink) Old 10-05-2012, 07:08 PM
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Join Date: Jun 2012
Location: Aurora, CO
Posts: 106
You might be surprised at the penetration you can get from LED's. plus a metal halide uses more power produces less PAR, and creates A LOT more heat.
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