Nutrafin Cycle Biological Aquarium Supplement immediately establishes a safe biological aquarium environment. Cycle features a new high concentration formula, reduces fish loss and establishes essential conditions in new aquarium set-ups. Regular application helps to competitively exclude establishment of undesirable bacteria in aquariums, and it provides fast acting responsive ammonia and nitrite elimination. Nutrafin Cycle allows immediate introduction of fish, and consistent performance from each container due to bio-floc technology for improved shelf life and product viability. The up to date high quality production processes enable pure bacterial consortium free of undesirable species. For fresh and saltwater use.
Cycle is available in 4 sizes: 120 mL (4 oz.), 250 mL (8 oz.), 500 mL (16 oz.), 2 L (2.1 qt)