I have an aquaclear and I have the standard carbon, sponge and biomax that came with it. Now 1st question which one is the beneficial bacteria on. 2nd is alright to use any combination of media like creating your own filter bags? Also how often should you replace the filters?
Sorry about posting so much I just want to get a few things cleared up..
Sorry about posting so much I just want to get a few things cleared up..