Aquarium Filter for Aquarium Fish Tank Air Pump Skimmer Biochemical Sponge Filter Aquarium Bio Filter Filtro Aquario Great Features: Biochemical sponge filter provides biological filtration to the aquarium and helps to stabilize water quality.Increase the oxygen solubility.Working noiselessly.Good permeability, easy to clean.Adhere smooth surface with a suction cup.Perfect filter accessories for your tank and aquarium. SPECIFICATIONS Origin: Mainland China Power: None Voltage: None Type: fish The whole size: 170mmx235mm Sponge Size: 120mmx60mm Color: Black Usage: aquarium filter Reminder: 1. Soak the sponge in the aquarium water for 5 minutes before use, doing this will help nitrifying bacteria colonize more easily. 2. Always use aquarium water under room temperature to rinse and clean the sponge, never use hot water. 3. It must be used by connecting the air pump. Including: 1pcs Aquarium Biochemical Sponge Filter/1pcs Filter Sponge
