Fluval U3 Underwater Filter

Fluval U3 Underwater Filter provides complete and efficient 3-stage filtration, including BioMax biological filtering, to create superior aquarium water quality.

• Provides complete and efficient 3-stage filtration, including BioMax biological filtering, to create superior aquarium water quality
• For fresh, marine and reptile environments
• Adjustable 3-way flow control feature 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
• Bottom Output setting is for deepwater agitation
• Convenient flip-top lid allows 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 customized flow patterns
• 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)