Juwel bioCarb M Kohleschwamm Dennerle-Fishfood If the oxidation process (nitrification)

If the oxidation process (nitrification) is disturbed

Large display

thanks to the use of a special resin

Striped burgundy is a red sandstone intersected by white and brown quartz veins

Juwel bioCarb M Kohleschwamm Dennerle-Fishfood If the oxidation process (nitrification)Juwel carbon sponges absorb odorous and turbid substances as well as toxic compounds in your aquarium and ensure crystal clear water. The use of activated carbon in the form of a sponge ensures an even flow through the filter medium and provides an extremely large and therefore effective surface area. Thanks to these properties, Juwel carbon sponges are also ideal for filtering out medication residues after the treatment period. Absorbs odorous and