plumbing dilema

[Basile]

Originally Posted by KrazyKuch

I would put you drain from you fuge into your display tank about 1" down in your fuge or you will syphon all you fuge surface scum into your display tank

Thats about right just under the water line but not skimming it, when the pump stops, the water will drop and the hole will and should be expose , but in any case will have a "T" to prevent syphon like so but will be 1/2 "flex only .