Boyu Ceramic Size:500 and many other parasites spend

and many other parasites spend a large portion of their life cycle as a cyst that is immune to medication and hiding in the substrate of your tank

with an additional 10 gallons for each additional fish

Suction at the surface of the aquarium

amino acids) and micro and trace elements (iron

Ribbed hosing

Boyu Ceramic Size:500 and many other parasites spendSuitable for fresh water salt water fish tank. To fully exert biological filtration capacity of law porous filter ring. This product is mix made of the softy active carbon and ceramic. Chemically stable fully in line with the original micro organisms living chemical environment. High permeability which can be aerobic nitrification and anaerobic denitrification to make the water more stable is the best biological filter material.