This Filter is easy to assemble, and can be easily installed1-4 filter cartridges.
Special Bio-chemical cotton, suitable for the cultivation of good nitrifying bacteria to improve water quality
New torsion shaft design, frictional resistance, no rust using in salt and fresh water and sea water high efficiency and energy saving.
Unidirectional and Bi-directional integration design, ABS plastic shell, Shock resistant, no corrosion
Can increase or decrease the number of filters according to the actual situation.