Blue Planet Algae Control Block Aquarium

Blue Planet Algae Control Block Aquarium

Blue Planet Algae Control Block Aquarium effectively prevents and controls the growht of algae in freshwater aquariums. The block will dissolve over 7-14 days and is best used as a preventative, when algae first appears or after scraping algae from the walls. This pack contains a block of 6 pieces, use one piece per 20L of water of a whole block per 120L.