JBL ProCristal i30 AlgaePrevent
Filter cartridge to combat algae in the aquarium
•Ready-to-use filter cartridge for JBL ProCristal i30 internal filter
•Easy to install: remove water outlet, put cartridge into container and reattach water outlet
•Removes the algae nutrient phosphate from the water and thus prevents algae problems
•Replace on a monthly basis
•Package contents: 2 cartridges with 25 ml phosphate remover each