Quote Originally Posted by LOC NAR on probation
We run 6 three inch netpots in a ten gallon tub. It really depends on how big they can get. Remember if you start at one foot they will end up two to three feet. A 600 watt light will cover a 5 x 5 area. If you go too tall then you will need side lighting to get under the canopy.

OH, and welcome. Come on in the water is FINE.
I would say a 600W light covers more like 3 x 3, and no more than 4 x 4
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