Different set up

[axle314]

so I'm Setting up a larger aquarium was wondering can I just Plumb my carbon reactor and GFO reactor from just the overflow piping or the return piping and get rid of the two pumps that are on them now. Think I've seen this done, just not fimliar with it. Any help on how to make this work is appreciated

 

[cmcoker]

Lookup how to setup a manifold, that's what it's called.
It will be from your return line