Sell Aquarium Fish Tank Biochemical Sponge Filter Air Pump Double Head With Suction C best price

Using environmental high density sponge filter, can absorb dirt, quickly resolve fish feces and eliminate smell in water. Combined air pump using, can improve water oxygen level, achieve oxygenation and bio-filtration double effect, keep water clean. Aerobic bacteria colonize the sponge providing a bacterial substance to facilitate the nitrogen cycle. In addition, the sponge traps larger waste particles mechanically cleaning the water without trapping baby fish. They are useful for as breeding filter or as secondary filter. Or they can be used as pre-filtration unit by fitting to an external or a top filter. Notice: 1. Soak for 5 minutes before use with aquarium water, easy to digest form colonies of bacteria. 2. Must use aquarium water when rinsing the sponge, do not use hot water. Material: Sponge+Plastic Filter Size(S): app.15cmx13.5cm/5.91x5.31 inch Color: Black+Green Package includes: 1 x Sponge FilterOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.