于 2002-08-13 10:06 Actually, the design of your sump is for FO wor Do you really want to have a reef one? As mutli said, it is better to place the Aqua chargers with the bio rings and let the bio balls in the drain only.
養魚係一個贏贏的遊戲---a Win-Win game. You can win, I can win, all of us can win in the game at the same time. ^^