JBJ Square Bio Ring helps to promote a strong colony of bacteria that plays a critical role of releasing minerals and trace elements necessary for healthy development of fishes and plants growth.

The bio media helps to balance the minerals and trace elements in aquarium water. This is important to keep fishes healthy and plants to flourish.

Benefits

Lightweight

Great permeability

Good adsorption

Square design maximizes filling in filter sump

Suitable for Fresh and Salt water