NicoC16
Aquarium Advice Activist
- Joined
- Jul 4, 2013
- Messages
- 103
I was wondering how many gph does a pump need to circulate a thirty gallon tank with a twenty gallon sump. I have a pvc overflow thay can be adjusted to the dimensions of a pump. But how much power does the pump need to have to cycle the water and serve its purpose of a sump.