Sillyfishies
Aquarium Advice Addict
10% a week is usually recommended. However, it depends on stocking and feeding.
Also, the powerheads don't have to be 500$ a piece. Those are the fancy ones that have pulse modes and controllers. You could get a few normal hydor Koralinas.
Also, the powerheads don't have to be 500$ a piece. Those are the fancy ones that have pulse modes and controllers. You could get a few normal hydor Koralinas.