willbratz
Aquarium Advice FINatic
I'm looking at the last piece to my sump. I'll be breaking down my 120 and downsizing to a 55. I'll be using a 29 to make my sump. I'll be running a CPR CS50 overflow box. Should I be using a 4" sock or should I try to use a 7" sock filter.
TIA
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TIA
Sent from my iPhone using Aquarium Advice