yea i got a sump and a xp4 wanted to get some ideas on how to set it up.right now the rena just has the black foam and carbon i wana know wat would be the best way to setup the xp4 any ideas
xp4 ideas
- Thread starter sjnut
- Start date
I have the black foam in the first shelf, and the rest is sponge/bioballs. with a micro filtration pad at the top.