So I keep reading that carbon in filters is less than desirable unless trying to remove something (meds, salt, etc.) from the water. All of the filter cartridges I see have carbon already in them. What do you use for HOB media?
*I have an Aqeon 30 and 55/75 and another old HOB that I bought used with my tank and don't know the brand.
*I have an Aqeon 30 and 55/75 and another old HOB that I bought used with my tank and don't know the brand.