Juwel bioPlus fine XL Feinporiger Filterschwamm Dennerle-Fishfood It effectively reduces algae growth

It effectively reduces algae growth and can contribute significantly to improved plant growth

You need less energy

Best mechanical and biological filter properties

Aquariums can also be beautifully designed with this colored quartz gravel

The Unifilter UV is easy to use

Juwel bioPlus fine XL Feinporiger Filterschwamm Dennerle-Fishfood It effectively reduces algae growthThe Juwel fine filter sponge is primarily used for the biological filtration of your aquarium and is therefore an essential component of the Juwel filter system. The fine pore structure provides a very large surface area and ensures a slow and even flow. This makes it particularly suitable for biological filtration in the anaerobic range. The open pores of the Juwel filter sponge are achieved without the use of chemicals and are therefore residue