Fluval U3 Underwater Filter
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.
Fluval U Series Internal Filter
Fluval U Underwater Filter provides complete and efficient 3-stage filtration , including BioMax biological filtering, to create superior aquarium water quality. Ideal for application in fresh, marine and reptile environments.
The Fluval U3 internal filter is suitale for aquariums up to from 90 L to 150 L. The U series underwater filters have a three stage filtration which is ideal for use in fresh, marine or reptile environments. Stage 1 foam removes large particles, Stage 2 poly/carbon cartridge traps fine debris, improves water clarity and removes impurities and then Stage 3 BIOMAX provides optimal biological ...

Fluval U3 Underwater Filter
The Fluval U3 Underwater Filter is a compact and efficient filtration solution designed for aquariums up to 300 litres. With a powerful filtration rate of 600 L/h, it ensures thorough cleaning, maintaining crystal-clear water and a healthy environment for your aquatic life. This filter features a multi-stage filtration system, combining mechanical, chemical, and biological processes to remove ...
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