sera 07501, Vandbalsam, 2500 ml

Due to the purification bacteria it includes, sera pond bio nitrivec, a sera biotechnology product, breaks down ammonium and nitrite effectively, quickly and in a natural way.\n\nThe included mineral volcanic rock removes pollutants, effectively binds cloudiness and provides settling space for the purification bacteria. The volcanic rock also contains calcium, potassium and magnesium - indispensable minerals that are continuously consumed in a pond.\n\nFor healthy, clear and biologically active water. Allows adding fish already after 24 hours!\n\n- Liquid biofilter medium\n- Contains purification bacteria\n- For crystal clear water