• Bio-conditioner for aquariums that transforms aggressive tap water into safe water for fish, plants, invertebrates, and corals • Neutralizes chlorine and binds to toxic heavy metals present in the water • Protects the gills and mucous membranes of fish thanks to the action of natural colloids • New and treated water does not harm the aquarium's filtering bacterial flora • Suitable for both freshwater and saltwater aquariums • It is recommended to add the product to tap water before introducing it into the aquarium, preferably a few hours before the change • 1000 ml format for effective water treatment