best spot to put return

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Dragon Hunter

Redtail Catfish
MFK Member
Apr 29, 2006
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lalaland
in setting up my tank and not sure where to put my return at. Im going to have only 1 return. Which spot should i put it in. 1,2, or 3

return.JPG
 
is 1 right next to the intake? I would put it at 3.
 
FSM;1831081; said:
is 1 right next to the intake? I would put it at 3.

1 would be on the internal overflow box.
 
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