Fluval Aquarium Internal Filter U4

The Fluval U4 is a compact and versatile internal filter for aquariums up to 240 l. This internal filter offers a lot of very helpful features, like the flip top, the separately removable filter media inserts or the easy cleaning system. 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. Now with new and improved design features. The Fluval U4 internal aquarium filter is very comfortable in handling. The outflow can be regulated and it can be mounted vertically or horizontally in the aquarium. Thanks to the flexibility in the positioning of the filter, it can be used as a primary filter in smaller aquariums or as a supplementary filter for larger aquariums. Their unique ability to be placed at the bottom of your aquarium makes it ideal for low water levels.

Fluval Aquarium Internal Filter U4

1. new sleek design
   
2. new easy grip water control paddle
   
3. new redesigned media cartridge - Traps more debris
   
4. the filter cartridge can be used for inserting the Fluval Clean & Clear media
   
5. designed for aquariums up to 240 L
   
6. use as a primary filter for smaller aquariums, or supplementary filter for larger aquariums
   
7. position horizontally for shallow tanks, larger tanks with low water levels, or to create a decorative waterfall feature
   
8. position vertically against aquarium wall to create currents or customized flow patterns
   
9. convenient flip-top lid allows for quick and easy access to filter cartridge for maintenance or replacement
   
10. 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
    
11. Fluval BioMax biological media included
    
12. ideal for freshwater, saltwater and reptile environments
    

Technical specifications Fluval Internal Aquarium Filter U4
for aquariums up to 240 l
pump output: 1,000 l/h
outflow can be regulated
power consumption: 230 V/50 hz, 10 W
can be vertically or horizontally mounted
dimensions: 11x10x33 cm
complete and reday to use with filter cartridges, filter media, diffusor and suction cups
for freshwater, marinewater and reptile tanks suitable