Reusable 8 Layer Fish Tank Filter Sponge Biochemical Aquarium Filter Foam Cotton Wool 8D 6D No Glue Filter Media

Specification:

Model: 8D Aquarium Filter Sponge

Size: S-50x11x2cm,M-40x30x2cm,L-50x40x2cm

Package include:1 X Aquarium Filter Sponge

Feature:

1, The Biochemical Filter has the best effect on decomposing the excrement and the forage leftover. Its multi-porous feature will avoid blockages and provide the largest adhesion area for bacteria.

2, The material has great thickness, it is durable.Can be used again after cleaning. 3, Can be cut any sizes as your needed.

4, Cultivate the nitrifying bacteria for biological filtration. 5, Dense shape makes it effective to avoid residue.