Fine foam for filters to combat all kinds of water cloudiness

• Quick elimination of all kinds of cloudiness in freshwater and marine water aquariums and in pond water: reusable foam for use in the filter
• Easy to use: cut the foam to the size you need (suitable for all filters). Layer as filter stage for pre- and long-term filtering
• Crystal-clear water: filters off floating algae and cloudiness. Offers a large surface for the settling of cleansing bacteria
• No release of harmful substances – water neutral fine foam with 32 ppi pore size
• washable foam filter mat for aquariums 50×50 cm for all types of filter; available in 5 cm thickness