Hagen Fluval U2 Internal Filter - A470 sale extensive testing indicates that under

extensive testing indicates that under standard reef conditions (pH near 8)

DeNitrate supports dense populations of beneficial bacteria that are vital for efficient filtration

amino acids

This combination ensures your aquatic environment remains pristine and balanced

ehfisynth fine white filter pads and carbon filter pads

Hagen Fluval U2 Internal Filter - A470 sale extensive testing indicates that underFluval internal powerfilters have been the staple of the hobby for many many years. The latest generation of Fluval internal powerfilter is the U Series which benefits from all of the learnings of the its predecessors. With four models available, the Fluval U Series is suitable for aquariums up to 200lts. The U Series is installed within the aquarium using suckers to attach it to the back glass of the fishtank. Water is drawn through the filter's