FLUVAL Underwater Filter U3, 40 Gal (151 L)

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.

Features:

• New Sleek Design
• New Easy Grip Water Control Paddle
• New Redesigned Media Cartridge – Traps more debris
• Designed for aquariums up to 150 L (40 US Gal)
• 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
• 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
• BioMax biological media included
• Made in Italy
• Ideal for freshwater, saltwater and reptile environments