Aug 22, 2011 #61 LoveJC03 Reef Enthusiast We're going with Hydor Koralia powerheads.. we have a 29 gallon, is one 550gph enough.. or should we get 2? Or 2 425s?
We're going with Hydor Koralia powerheads.. we have a 29 gallon, is one 550gph enough.. or should we get 2? Or 2 425s?
