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dogslife
Guest
I am a newbie and my lfs has help me set up a (soon to be) reef tank. 37 gal, mag drive 350, protein skimmer, overflow box 600 gpt and an aqua lifter aw-20. The problem is the aqua lifter makes a LOT of obnoxious gurgling noise (sounds like a loud coffee pot at the end of brewing) Is this normal??