Which Power Head(s)?

In a FO or FOWLR you want a minimum of 10x your tank volume for gph turnover. For a reef I prefer a minimum of 25x although I keep mine higher than that.

So if you had a 100g fOWLR you'd want 1000gph+ to turnover. In a reef it would be 2500gph+
 
i have a hydor (sp)2 a aqua clear power head, and my bak pak has the new maxijet on it.
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The hydor 2's are rated at 600gph. Do you have a model for the ac power head? I usually don't count the skimmer flow as turnover. I count the power heads and closed loop before I tore it down. The skimmer/nano in sump and the retun pump from the sump are all just 'extra'.
 
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