U1 Underwater Filter, up to 15 US Gal (55 L).
Offering outstanding 3-stage filtration, increased water movement and vital aeration, Fluval U-Series internal filters are the perfect solution where external filtration is not possible.
New Sleek Design New Easy Grip Water Control Paddle New Redesigned Media Cartridge
– Traps more debris Designed for aquariums up to 55 L (15 US Gal) Use as a primary filter for smaller aquariums, or supplementary filter for larger aquariums Position horizontally for shallow tanks, larger tanks with low water levels, or to create a decorative waterfall feature Position vertically against aquarium wall to create currents or customized flow patterns Convenient flip-top lid allows for quick and easy access to filter cartridge for maintenance or replacement BioMax biological media included Made in Italy Ideal for freshwater, saltwater and reptile environments