Juwel BioPlus Fine Filter Sponge XL Jumbo BioFlow 8.0 Specialist your aquarium will stand safely

your aquarium will stand safely on solid ground

which converts toxic ammonia into nitrite

on-top of the aquarium unit

For lower pH

Helps create clean and healthy water conditions

Juwel BioPlus Fine Filter Sponge XL Jumbo BioFlow 8.0 Specialist your aquarium will stand safelyFilter Sponge Fine (Single Pack) The JUWEL fine filter sponge is primarily used for the biological filtering of your aquarium, making it an essential component of the JUWEL filter system. The fine pore structure gives a very large surface area, guaranteeing slow and even water flow conditions. This means that it is particularly suitable for biological filtering in the an aerobic area. The open pores of the JUWEL filter sponge were made without the use