Treats drinking water using chlorine dioxide to kill bacteria, controls the build up of slime, and improves the taste of stored water. Each kit contains everything you need to treat up to 60 gallons of water. Great for emergency water storage, RV storage tanks, treating larger batches of water such as cisterns, carboys, and camp water systems. Will not discolor water. Each bottle contains 2 oz. of treatment solution. Hang packaged.