feature:
The biochemical filter has the best decomposing effect on feces and feed scraps.
Its porous nature will avoid clogging and provide maximum adhesion area for bacteria.
The material is thick and durable.
Very suitable for use in fresh water and sea water.
Any size can be cut as required.
Lightweight and soft design.
Excellent water permeability.
Cultivate nitrifying bacteria for biological filtration.
The dense shape makes it effective to avoid residue.
It can be used again after cleaning.
100% brand new and unused
Package include:
1x Fish Tank Filter Sponge