Porpoise Ceramic Biofilter Towers 1 Litre
For use in Freshwater and Saltwater Aquariums
The rate or porosity is varies among 35%-60% and the pores in the material are even. The smallest pore can be as small as 0.1um. It possesses both physical and bio-chemical filtering functions.
The product is clean, poison-free, odorless and insoluble in water.
The product can be used a long time without causing any change in the shape of the application and can be reused after being fired over flames.
It can be used in various kinds of filtering systems. It is acid-proof, alkali-resistant and salt tolerant.
Good bio-chemical function:
Its numerous pores can remove the P.S.B. from aquarium and pond water, deposit nitrifying bacteria as well as anti-nitrifying bacteria and supply them a suitable environment of growing and working. The anaerobic layer inside the filter material can promote the growth of anti-nitrifying bacteria. On the surface of the filter material there is an enriched oxygen layer which is suitable for the growth of nitrifying bacteria, thus the two layers form a perfect microorganic water treatment system.