I think what he was saying was if you don't have a sump then using a protein skimmer will fill your tank with air bubbles. The skimmer is essential, so a sump allows you to use the skimmer without visibly seeing all those bubbles in your tank.
I think what he was saying was if you don't have a sump then using a protein skimmer will fill your tank with air bubbles. The skimmer is essential, so a sump allows you to use the skimmer without visibly seeing all those bubbles in your tank.
[SIGPIC][/SIGPIC]Darren
"Whether you think you can, or you think you can't, you are right." (Henry Ford)