Fluval underwater filters with three stage filtration are ideal for use in fresh, marine or reptile environments. Stage 1 foam removes large particles. Stage 2 poly/carbon cartridge traps fine debris, improves water clarity and removes impurities. Stage 3 BIOMAX provides optimal biological filtration efficiency. For aquariums, terrariums and turtle tanks Ideal supplemental or stand-alone filter, or for installations where external filtration is not possible
- New Sleek Design
- New Easy Grip Water Control Paddle
- New Redesigned Media Cartridge Traps more debris
- 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
- Made in Italy
Ideal for freshwater, saltwater and reptile environments
Available in the following models:
Fluval U1
- Includes adjustable flow control and comes complete with 1 foam pad
- Suitable for aquariums up to 55 L (15 US gal)
- Output :250 L(65 US gal.)
Fluval U2
- 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
- Comes with 2 Foam Pads, 2 Poly/Carbon Cartridges, and BioMax Biological Rings
- Suitable for aquariums from 45 to 110 L (12 to 30 US gal)
- Output :400 L(105 US gal.)
Fluval U3
- 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
- Comes with 2 Foam Pads, 2 Poly/Carbon Cartridges, and BioMax Biological Rings
- Suitable for aquariums from 90 to 150 L (24 to 40 US gal)
- Output :600 L(155 US gal.)
Fluval U4
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