If you're medicating with anything, it also absorbs medications, so it's a PITA if you have a sick fish. If your biological filtration is up to snuff and you keep the tank clean, there's no need to use carbon unless you are trying to remove a medication from the water column or you like wasting your money. On Oct 17, 2008, at 8:50 AM, macker wrote: > I always used it, gets rid of smell, etc. However, it will remove > plant > fertilizers for waterplants. From what I have heard, it is not > necessary in > a properly planted tank. > > - macker > > On Fri, Oct 17, 2008 at 8:43 AM, Phil Lacefield Jr. <phil@lacefield.com > >wrote: > >>>> I don't >> want to get a new cartridge because I don't want to use carbon. >> >> Just curious, as it looks like you're not the only one: why not use >> carbon? >> Is there a certain reason why you don't want it in your tank? >> >> Phil >> >> >> _______________________________________________ >> GSAS-Member mailing list >> GSAS-Member@thekrib.com >> http://lists.thekrib.com/mailman/listinfo/gsas-member >> > _______________________________________________ > GSAS-Member mailing list > GSAS-Member@thekrib.com > http://lists.thekrib.com/mailman/listinfo/gsas-member _______________________________________________ GSAS-Member mailing list GSAS-Member@thekrib.com http://lists.thekrib.com/mailman/listinfo/gsas-member