Atman aquarium internal filter AT883

Atman aquarium internal filter AT883
1.Main inflow at the surface of the water.

2.Additional inflow in the lower part of the aquarium.

3.Water flow through the sponge layer for physical filtering.

4.Water flow through the substrat layer for physical filtering.

5.Water flow through the bioball layer for physical filtering.

6.Siphon underflow through the substrat for biological purification.

7.Swivelling outlet with air injection for the desired direction of current and

movement of the surface and adding oxygen into the water