I'm sure i'm not the first person to ask this but anways......
What's better, scrubbies or bio-balls? Has anyone tried both and decided one was better then the other? I'm setting up a wet/dry sump and i would just like some opinions for people with experience. Thanks in advance.
What's better, scrubbies or bio-balls? Has anyone tried both and decided one was better then the other? I'm setting up a wet/dry sump and i would just like some opinions for people with experience. Thanks in advance.