OASE | Flow-through filters - BioSmart | English

http://www.oase-livingwater.com/en_GB/water-garden/products/filters/flow-through-filters.html Ideal flow-through filter for novices. The OASE BioSmart filter ensures clear and healthy pond water thanks to the combination of a large filter foam surface and integrated UVC technology. The proven cleaning handles enable convenient filter foam cleaning, without removal from the filter. The integrated pollutant level indicator signals the right time for cleaning.