Fluval U3 Underwater Filter - 150 L (40 US Gal) Filtration Diet: Bettas are carnivorous and

Diet: Bettas are carnivorous and require a high-protein diet

The U2 Filter includes practical and versatile features

Two mechanical

Valves positioned at convenient 45-degree angle for easy installation and rotation

Fluval U3 Underwater Filter - 150 L (40 US Gal) Filtration Diet: Bettas are carnivorous andFluval U3 Underwater Filter provides complete and efficient 3 stage filtration, including BioMax biological filtering, to create superior aquarium water quality. The U3 Filter includes practical and versatile features, making it ideal for application in fresh, marine and reptile environments. The filter provides the option of setting the flow output in 3 different positions, a key benchmark in underwater filtration. The adjustable 3 way flow control