T5 4 vs 6 bulb
I am setting up my 70 gallon and was going to put 6 bulb-48" T5s on it.... I was told 4 bulbs will do everything a 6 bulb can.
Anyone have any thoughts on this?
Maybe 4 bulb is good enough for a 70?
Is there a clear benefit to 6 bulbs?
Thanks,
Patrick
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