Features:

Biochemical sponge filter provides biological filtration to the aquarium, helps to stable water quality.

Increase the oxygen solubility.

Working noiselessly.

Good permeability, easy to clean.

Perfect filters sponge accessories for your tank and aquarium.

Speicificaitons:

Product name: Aquarium Sponge

Color: White

Sponge Size: 30cmx50cmx2.5cm/30cmx40cmx2cm/120cmx30cmx2cm/50x60x2cm/50x12x2cm/100x12x2cm/100x30x2cm/100x40x2cm for white, 30cmx25cmx2cm for black blue sponge, 30cmx25cmx2cm for white blue sponge.

Size for 3cm thick sponge: 50x12x3cm, 100x12x3cm, 100x30x3cm, 100x50x3cm, 50x50x3cm

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.

Including:
1pcs Aquarium Biochemical Sponge