Juwel bioPlus coarse XL Grobporiger Filterschwamm Mikrogranulat Magnetic cleaner for aquariumsThe clever

Magnetic cleaner for aquariumsThe clever magnetic cleaner with a rounded cleaning surface

the color may vary slightly from the product image

Compact feeder with one feed chamber

For the biological activation of filter material and substrate

The Softflex CO2 hose provides reliable protection against loss of C02

Juwel bioPlus coarse XL Grobporiger Filterschwamm Mikrogranulat Magnetic cleaner for aquariumsThe cleverThe Juwel coarse filter sponge is used for the mechanical and biological filtration of your aquarium and is therefore an essential component of the JUWEL filter system. The coarse pore structure provides a large surface area and ensures a comparatively high and even flow rate of the water. This makes it particularly suitable for biological filtration in the aerobic range. The open pores of the Juwel filter sponge are achieved without the use of