Fluval C3 Bio-Screen – 3-Pack

Product Description The Fluval C3 Bio-Screen Replacement Media provides massive surface area for friendly biological activity to occur. It also works to block debris and evenly distribute the water flow before it drips into the Power Filters biological trickle chamber. The Fluval C3 Bio Screen Replacement Media is exclusively designed for the Fluval C3 Power Filter and will work to keep your aquariums crystal clear.