WTB: Overflow knock-out

whyamisofly

Tang
M.A.S.C Club Member
#1
Anyone setting up a new tank and discarding the return knockout? Looking for the piece that you remove to run locline through the overflow.

Both of mine are removed and my fish continue to end up in the overflow over night.
 

whyamisofly

Tang
M.A.S.C Club Member
#3
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