how to set up sump tank

kev1964

New member
Hi i want to fit a sump tank 30g to my main tank 70g but i dont want to drill holes as the main tank is already set up the problem i have is that i have a 2 inch lip in side the tank where you place the cover glass can anyone give me any advice on how to do this many thanks
kev
 

fgarvine

New member
You will have to 1. use a J tube overflow kit (I dont recommend), or 2. design or have built a closed loop, sealed sump much like a canister filter...
 

Blown 346

New member
You will have to buy a overflow box, U tube and a drain hose.
The overflow box is made to clear the lip on the tank.
 
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