API PEP25 2Lb Pail Pepper® is the perfect ingredient for salt water pools. It is a special blend of select ingredients formulated to work specifically with the unique demands of salt water pools. Adding Pepper® to your pool will enhance water quality, protect equipment, and reduce overall maintenance. Pepper® is compatible with all pool surfaces and equipment, plus there is no waiting to swim. After the initial application, most salt water generators can be operated at lower settings. Use just twice a month to keep your salt water swimming pool perfectly seasoned!