This new preparation creates a healthy biotope for fish and plants in the fresh water aquarium during one period of 6 months. The pH and KH - value is stabilized and the dangerous acid fall thereby is effectively prevented. The water valuable trace elements are added, phosphate is reduced. With weekly application the water change reduces to two per year. Dosage: admit weekly 2.5 ml on 10 litres water.Do you have questions about this article ?