JBL Large mesh mousse

Quick removal of turbidity in freshwater and saltwater aquariums and in pond filters: reusable filter foam. Easy to use: cut the foam to size (suitable for all filters). Insert into the filtering level for pre-filtration or long-term filtration. Clear and clean water: filters out floating algae and turbidity. Very large surface for the colonization of cleaning bacteria. Does not release any harmful substances - 10 ppi large-pore foam, inert to water. Included: 1 washable filtering foam sheet of 50x50 cm for all types of filters, available in thicknesses of 2.5 cm, 5 cm, and 10 cm.