d1hotblaze
New member
i have a 24 nano cube.. i have heard that people are making a refugium out of the 2nd chamber in the back. first ?...are you using sand as the substrate for the fuge.......2nd ? if so how does the water flow from the first chamber to the second if the bottom baffel is blocked by sand.... basicaly i am just looking for clarification on how to create a refugium out of my 2nd chamber....thank you in advance