9Layers Aquarium Fish Tank Filter Sponge No Glue Foam Biochemical Cotton Aquarium Filtration Accessories Bio Sponge acuarios

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:11x25x2cm,11x50x2cm,11x120x2cm,20x30x2cm,30x40x2cm,40x50x2cm,40x60x2cm

Package include:
1pcs Fish Tank Filter Sponge

Note:
Due to manual measure, please allow 1~2cm error.
There may be some difference with the actual color of the product due to the light effect. Thanks for your understanding.

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.