Abody Air Driven Sponge Aquarium Filter Biochemical Sponge Ultra Quiet Filtration Aeration Cultivate Nitrobacteria

The sponge filter provide both mechanical and biological filtration, traps debris, filtration, aeration and cultivate nitrifying in one solution. Great help to restore the natural water quality, and provide the most suitable living environment for your fishes. Features: 3IN1 AIR POWERED SPONGE FILTER: Filtration, aeration and cultivate nitrifying in one solution, keep water well oxygenated, works great without noise. Encourages the growth of biological colonies and holds large amounts of good . Great help to restore the natural water quality, and provide the most suitable living environment for your fishes. HOW TO WORKS: Connect to air pump, which is the power source, combined with the sponge filter. The principle of biological filtration is to use filtration to cultivate beneficial nitrifying . The sponge can absorb fine particles to achieve the effect of purifying water.  EASY TO SETUP: Use a 4mm air hose to connect one end to the air pump and the other end to this tank filter.  EASY TO : Simply take out the sponges, rinse and squeeze them in tank water, remember to the sponges every 3 months and replace regularly.  WORRY-FREE WARRANTY: If there are any problems, please contact our store in time. will give you a 100% satisfactory solution. Thank you for your understanding and welcome time. Specification: Item: Aquarium sponge filter Main color: Black Function: Filtration, aeration, cultivate nitrifying Main material: Filter sponge Optional type: 7 types Optional size:  *Cotton body 4.8 * 6cm, product size is not stretched 9.5 * 12.5 * 4.8cm, suitable for fish tank 20-30cm;  *Cotton body 4.8 * 8cm, product size is not stretched 9 * 13.5 * 4.8cm, suitable for fish tank 30-40cm; *Cotton body 4.8 * 8cm, product size is not stretched 14 * 16.2 * 4.8cm, suitable for fish tank 40-50cm; *Cotton body 4.8 * 11.8cm, product shape is not stretched 16.5 * 23 * 4.8cm, suitable for fish tank 50-60cm; *Height include tube 15.5cm, diameter 7.5cm, sponge height 6.3cm, suitable for fish tank below 40cm;  *Height include tube 16cm, diameter 12cm, sponge height 10cm, suitable for fish tank below 60cm;  *Height include tube 20cm, diameter 12cm, sponge height  11cm, suitable for fish tank below 100cm;  Note: Usually sponge cleaning time is 3 months. Do not use soapy water or other cleaning solutions to the sponge. The sponge can't be washed too . Rinse with fish tank water is ok, because there are nitrobacteria in the sponge. If you wash the sponge too , will destroy the nitrobacteria. Package Information:  Package size: 8*8*10.5cm Package weight: 173g Package Packing List: 1* Aquarium sponge filter

3IN1 AIR POWERED SPONGE FILTER: Filtration, aeration and cultivate nitrifying in one solution, keep water well oxygenated, works great without noise. Encourages the growth of biological colonies and holds large amounts of good . Great help to restore the natural water quality, and provide the most suitable living environment for your fishes.HOW TO WORKS: Connect to air pump, which is the power source, combined with the sponge filter. The principle of biological filtration is to us