Contains the Finest Quality Aquarium Water Conditioners, Detoxifiers and Fish Protector! Use for new and established aquariums, detoxifying the nitrogen cycle, all water changes and continuing aquarium maintenance. To avoid confusion it should be recognized that there are two products with the Amquel name - the original AmQuel and NovAqua and the newer reformulated AmQuel+ and NovAqua+. the products included in this particular kit are the new reformulated AmQuel+ and NovAqua+.