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.
Designed for aquariums up to 40 US Gal / 150 L
It can also be used to aerate larger aquarium effectively as extra filter if needed.
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
Adjustable 3-way flow control
Top Output for circulation and oxygenation, Integrated Spray Bar for a gentle even flow, and Bottom Output for deepwater agitation
BIOMAX biological media included
Made in Italy
Ideal for freshwater, saltwater and reptile environments
What’s Included
2 Foam Pads
2 Poly/Carbon Cartridges
BIOMAX Biological Rings