Filter material - 12 pcs sufficient for up to 360 liters of water. Washable and reusable.
The innovative, patented 3D fiber structure of sera crystal clear Professional very quickly removes even small particles larger than 10µm (such as floating algae or sludge).
Unlike conventional filter floss, the filter balls retain their shape and can be washed multiple times. After washing, they are 80% reusable.
The high-performance filter material is suitable for freshwater and marine aquariums, and for any type of filter. The biological filter material sera siporax Professional is a perfect addition to sera crystal clear Professional.
