Bderick67;660245; said:Need a third choice for me, I believe both are junk. I wouldn't even buy the super they will just restrict water flow. I have used the bio3 they clog quick, the frames I still use a put my own floss in. If your are doing regular water changes the carbon is not needed.
I use the bio three cartridges but just with the blue foam and fine floss.fishieperson321;656545; said:Have you had good expierence with them? Do they clog? How do you know when to clean them? Do you put them in the slot where your normal cartridge would go or in front/behind it?