Size for white sponge: 30cmx50cmx2.5cm/30x50x2cm/50x60x2cm
Size for black blue sponge: 30x25x2cm
Thickness: 2.5cm, 2cm
Biochemical sponge filter provides biological filtration to the aquarium, helps to stable water quality. Increase the oxygen solubility. Good permeability, easy to clean.
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.
