FLUVAL - Internal Filter U4 1000L/H For Aquariums up to <240L

The Fluval U4 Underwater Filter provides complete and effective 3-stage filtration, including BioMax biological filtration, to create superior aquarium water quality. The U4 Filter contains practical and versatile features, making it ideal for use in fresh, marine and reptile environments. The filter allows the flow output to be set in 3 different positions, an important benchmark in underwater filtration. The adjustable 3-way flow control feature lets you position the water flow output to meet your specific needs. The Top Output setting provides maximum circulation and oxygenation, the Integrated Spray Bar setting provides a gentle, even flow for planted aquariums, and the Bottom Output setting is for deep water agitation. The filter also has a practical flip-top lid that allows quick and easy access to the filter cartridge for maintenance or replacement. The filter can be installed vertically against the aquarium wall to create currents or customized flow patterns it can be placed horizontally in shallow water tanks or it can be used to create decorative features such as waterfalls. The U4 filter comes complete with 2 foam pads, 2 poly/carbon cartridges and BioMax biological rings. The filter is suitable for aquariums from 130 to 240 L (36 to 65 US gal). Key features : Provides complete and effective 3-stage filtration, including BioMax biological filtration, to create superior aquarium water quality For fresh, marine and reptile environments Adjustable 3-way flow control function lets you position the water flow output to meet your specific needs Top Output setting provides maximum circulation and oxygenation Integrated spray bar setting provides a gentle, even flow for planted aquariums The bottom output setting is for deep water agitation Practical flip-top lid provides quick and easy access to the filter cartridge for maintenance or replacement Can also be placed horizontally in shallow water tanks or to create decorative features such as waterfalls Can be installed vertically against the aquarium wall to create currents or custom flow patterns Comes with 2 foam pads, 2 poly/carbon cartridges and BioMax biological rings Suitable for aquariums from 130 to 240 L (36 to 65 US gal)"