Fluval U2 Underwater Filter – Designed for Freshwater and Saltwater Aquariums, Also Ideal for Terrariums and Turtle Tanks

Use as a primary filter for smaller aquariums, or supplementary filter for larger aquariums Sleek design with easy grip water control panel and redesigned media cartridge to trap more debris Convenient flip-top lid allows for quick and easy access to filter cartridge for maintenance or replacement Position horizontally for shallow tanks, larger tanks with low water levels, or to create a decorative waterfall feature or vertically against aquarium wall to create currents or customized flow patterns Designed for freshwater, saltwater and reptile environments up to 30 gallons