Nano Reefs
Hi there,
Last month I started a 10G nano, now I want to start a 30G reef tank.
Sump
I'm going for a clean look for the 30G, so I was thinking is it possible to put all my filters into the sump?
Here's what I have in mind, I'm going to turn my current 10G into a sump.
The sump is divided into...