Biochemical Sponge Filter Mini

The sponge filter provide both mechanical and biological filtration, traps floating debris and protect your baby fish from being sucked up into the filter, multi-layer filtration design, can cultivate beneficial nitrifying bacteria. 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 bacteria in one solution, keep the water well oxygenated, works great without noise. Encourages the growth of biological colonies and holds large amounts of good bacteria. 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 multi-layer filtration to cultivate beneficial nitrifying bacteria. The sponge can absorb fine particles to achieve the effect of purifying water. The water flow is controlled by airflow, which is small and slow and does not affect fish.