I have a 30 gallon tank with a 5 gallon or so refugium and am looking to upgrade the intake pump to the refugium. The turnover is not enough. Any suggestions on pumps?
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That’s a pretty hard question to answer without more details. What pump are you using now and how much flow are you getting? How much more flow are you looking for? How much head height is there (how high does the pump need to move the water)? If you post a picture of how you have things configured that might help too.
You do not have to go nuts on flow from sump to display. Honestly i like just enough flow that the detritus that passes my skimmer makes it to the fuge and then is deposited there. After enough time has passed filter feeders, bristle worms will be in enough quantities to make my filter sock obsolete. For me this is the 2-3 year mark give or take. This is also my opinion![]()

