Either one should work but the one that the BFS kit is talking about is the one on the top row. I'm guessing the bottom one is a refillable cartridge that aquacave put carbon in it.
Either one should work but the one that the BFS kit is talking about is the one on the top row. I'm guessing the bottom one is a refillable cartridge that aquacave put carbon in it.
Last edited by JLiu; Wed, 3rd Mar 2010 at 02:57 PM.
JLiu