This unique ion exchange material rids freshwater aquariums of poisonous ammonia. Use enough to fill the module. Each 180 gram bag will treat approximately 15 gallons of water. Rinse thoroughly before use. Change or recharge bi-weekly be soaking in a strong Brine (saltwater mix) solution for 24 hours. Rinse thoroughly before reuse. For use in freshwater tanks only. In ready-to-use nylon media bags.
Please click on "More Information" for directions for use and maintenance.