USED Eheim Classic 2213 Canister Filters with Media features a large filter canister for exceptionally long service life. This versatile 0.79 gallon filter is suitable for freshwater and saltwater aquariums up to 66 gallons in size and is virtually silent in operation. The permo-elastic silicon sealing ring fixed on the pump head provides safe and easy closing and cleaning to make regular maintenance a walk in the park. The 2213 is equipped with durable filter sponges and/or loose filter media that provides unmatched biological, mechanical and chemical filtration to guarantee clean and healthy water quality in your aquarium. A balanced pump output to canister volume ensures optimum water conditions in your aquarium over long periods of time, maintaining the necessary consistency your aquatic creatures need to survive. The tried and tested standard filter range features good mechanical and biological filtration in both fresh and salt water aquariums.