Thread: Halide Q & A
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Unread 08/20/2009, 08:05 PM   #108
305phins
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Join Date: Apr 2009
Location: MIAMI
Posts: 179
How long to leave the light on?

I have a 40g breeder thats 36x18x18, and a 250w 20000k MH how long should I leave the light on a day? I have a couple zoas and a frogspawn.


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