8D Aquarium Fish Tank Filter Sponge No Glue Foam Biochemical Cotton Aquarium Filtration Accessories 
 
 

Feature:
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.
The material has great thickness, it is durable.
Very suitable for using in freshwater and marine water.
Can be cut any sizes as your needed.
Lightweight & softness design.
Excellent water permeability.
Cultivate the nitrifying bacteria for biological filtration.
Dense shape makes it effective to avoid residue.
Can be used again after cleaning.
Activated carbon cotton can remove the fishy smell of water.

Size: 50x11x2cm, 30x40x2cm, 50x40x2cm
 
Color: yellow, blue and red for your choice
 
 
 
 
Package include:
1pcs Fish Tank Filter Sponge
 


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Reminder:
 
 
 
1. Soak the sponge in the aquarium water for 5 minutes before use, by doing this will help nitrifying bateria colonise easier.
 
 
 
2. Always use aquarium water under room temperature to rinse clean the sponge, never use hot water.