DescriptionFor a natural blackwater effect as in the tropicsLively and healthy fishWater according to the original biotopes supports coloration and natural behaviorImmediately binds heavy metalsNo pH value alterationsReduced algae growth due to reduced lightLong lasting water tintExtremely economicsera blackwater aquatan with the Bio-Protect Formula conditions tap water to dark, clear, fish friendly freshwater just like in tropic waters.
