API Algaefix Marine 16oz

API Marine Algaefix controls many types of algae growth in marine (saltwater) and reef aquariums, including Green algae, “Red Slime,” and “Brown Algae” in aquariums containing live corals, invertebrates, and fish. Algaefix will not discolor water or cause foaming. It is an EPA registered product and will not harm any live element of your saltwater or reef aquarium.