$16.48
Sera crystal clear Professional with its patented 3D fiber structure quickly removes small particles like floating algae or sludge. It is suitable for all types of filters in both freshwater and marine aquariums. Unlike filter wool, the filter balls keep their shape, and they are reusable up to 80% after washing out. Sera siporax Professional is a suitable biological filter medium to use with it.
4 in stock
The innovative, patented 3D fiber structure of sera crystal clear Professional very quickly removes even smallest particles above 10 µm (such as floating algae or sludge).
Unlike common filter wool, the filter balls keep their shape and can be washed out several times. They are 80% reusable after washing out.
The high performance filter medium is suitable for both freshwater and marine aquariums and all filter types. The biological filter medium sera siporax Professional is the perfect addition to sera crystal clear Professional.