Fluval Biological Enhancer Size:2.1 Qt A padded mono crown provides

A padded mono crown provides even pressure along the poll

The hand grip is of the highest quality rubber

Magnesium glycinate

The defining feature of this Correction is the port which is specifically engineered with smooth joints to reduce pinching and produce a gentler effect than a traditional Correction

Barbwire border

Fluval Biological Enhancer Size:2.1 Qt A padded mono crown providesFluval Biological Enhancer is a responsive biological aquarium supplement that immediately inoculates aquarium water with a powerful team of beneficial bacteria, providing a safe biological habitat for your fish. It goes to work fast, releasing massive amounts of beneficial bacteria that eliminate toxic ammonia and nitrites while creating a biologically well balanced aquarium for healthy fish to thrive. Fluval Biological Enhancer is strongly