Fluval U4 Underwater Filter, Freshwater and Saltwater Aquarium Filter, A480,Black

Fluval U4 Underwater Filter, Freshwater and Saltwater Aquarium Filter, A480,Black

• Use as a primary filter for smaller aquariums, or supplementary filter for larger aquariums
• Sleek design with easy grip water control panel and redesigned media cartridge to trap more debris
• Convenient flip-top lid allows for quick and easy access to filter cartridge for maintenance or replacement
• Position horizontally for shallow tanks, larger tanks with low water levels, or to create a decorative waterfall feature or vertically against aquarium wall to create currents or customized flow patterns
• Designed for freshwater, saltwater and reptile environments up to 65 gallons

Fluval U4 underwater Filter with three stage filtration is ideal for use in fresh, marine or reptile environments. Stage 1 foam removes large particles. In stage 2, the poly/carbon cartridge traps fine debris, improves water clarity and removes impurities. In stage 3, BioMax provides optimal biological filtration efficiency.