Aquarium Fish Tank White Biochemical Filter Wool
Biochemical sponge filter provides biological filtration to the aquarium, helps to stable water quality.
Increase the oxygen solubility.
Good permeability, easy to clean.
Perfect filters sponge accessories for your tank and aquarium.
Product name: Aquarium Sponge
100x12cm 100x20cm 100x30cm 100x40cm 100x50cm
Thickness ：approx. 20mm (Supper thick)
1pcs Aquarium Biochemical Sponge