Stress Zyme 16 fl oz - Treats 960 gallons

Beneficial bacterial additive breaks down harmful organic pollutants Improves biological filtration for a healthy aquarium environment Helps keep filter and gravel clean and conditions new aquariums Helps keep a naturally balanced aquarium by eliminating sludge build-up and preventing ammonia and nitrite poisoning, low oxygen levels, and low pH. Use when setting up and maintaining an aquarium. This product is safe for fresh or saltwater fish, invertebrates, and plants. Use 2 tsp per 10 gallons on day 1, 7, and 14 for new aquariums. Add weekly in established aquariums, at the dose of 1 tsp per 10 gallons. 16 oz. treats 960 gallons.Keep from freezing temperatures.Managing Organic Sludge in Freshwater Aquariums - see side by side results of gravel left untreated vs. gravel treated with Stress Zyme (Requires Adobe Acrobat Reader 4.0 or later - get it here for free)Please click on "More Information" for further details.