Bacteria can cause air bubbles to form in your waterbed, which is why it must be cleared of bacteria. For this you use an antibacterial water treatment based on isothiazone combinations. This fast acting product can be used against bacteria, algae, Hefe or fungus. The air binder changes the sodium sulphite into sodium sulphate, binding the oxygen. In addition, a buffer is built up in your waterbed. (40gr. Binds about 10 liters of oxygen)