BOYU Ceramic Ring | 500g | Aquarium Filter Media
Ceramic Rings provide ideal surface area for beneficial bacteria colonization.
Highly porous and hollow to effectively distribute oxygenated water.
Colonies of nitrifying bacteria grow on the outside of these rings, removing toxic ammonia and nitrites.
Suitable for fresh water, salt water fish tank.
High permeability, which can be aerobic nitrification and anaerobic denitrification, to make the water more stable, is the best biological filter material.