Aquavet Drinking Water Protection System effectively combats FUNGI, BACTERIA, VIRUS and ALGAE. Special Features: Safe drinking water by destroying many disease causing organisms found in water of various sources. Disinfection and cleaning of the drinking water system through its effect on algae which tend to cause blockages. Protection with Safety. Completely safe for birds and animals and non - toxic. Economical water sanitation for better profits. Active Ingredients: Quaternary Ammonium compounds Combination of suitable Aldehydes Aquavet is available in convenient pack sizes of 1 litre and 5 litres.