Quote Originally Posted by Tim Marvin
I turn over 2,600 GPH in each one of my 80-90 gallon tanks. I grow primarily stoney, with a majority in SPS.
Wow, that's 30X if you count the entire 80-90gals - I have wondered if I should subtract out Sand & Rock space in my turnover computations, which I assume is about 20-25% of the "Advertized" tank volume.