Ceramic rings don t filter your aquarium.
Ceramic rings biological filter media.
Marineland ceramic filter rings 140 count supports biological aquarium filtration fits c series and magniflow 140 rings pa11484 4 7 out of 5 stars 935 3 59 3.
Bio pellets are a plastic media that house and feed bacteria.
Zeovit is part of a specialized system to maintain ultra low nutrients.
Keep in mind that some of these materials can also be used as mechanical media.
Many hobbyists use highly porous ceramic plates or bricks housed in the sump.
While there are other types of ceramic based filter media ranging from spheres to sticks they all behave similarly to ceramic rings.
They simply provide a home for the bacteria that do all the hard work.
The micropores have a mild tendency to clog but can easily be clean and replaced.
While fluval recommends these filters be replaced every six months they tend to last considerably longer.
Types include ceramic rings sponges pads bio balls and bio stars sand and gravel.
Fluval s biomax filter media consists of porous ceramic rings that are designed to optimize surface area and support growing bacteria populations.