Watch the Video, this stuff is INSANE!  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...

The PhosBan Reactor 150 is designed with the upflow principle to achieve the most efficient use of PhosBan® or other chemical filter media. By pushing water from the bottom upward through a dispersion plate, it forces an even distribution of water...

The perfect multi-media aquarium reactor.  Extra large design allows for high media volumes, while producing even flow to maximize water-media contact time. Dimensions: 6" x 6" x 13" Chamber Dimensions: 4" x 11.5" Holds...