Best Top Off pumps - Tunze Osmolator??

[bolo7735]

Yes, I have it few inches above the water line. Return pumps are turned off.

 

[Jgoal55]

you guys think i could pull this gravity feed system off with 3/4"?

 

[bolo7735]

you guys think i could pull this gravity feed system off with 3/4"?

Like Rogger said, if the drain diameter is too small it will not drain quick enough and it will choke out. When that happens your sump will fill up and spill out if you are not watching it. If that is the only way for you to do it then you will have to do a very very slow water change.

 

[Jgoal55]

got it.....in that case I think ill still go old fashioned then. Thanks for the help guys.