UP AQUA MINI ROUND SPONGE FILTER

Up Aqua Mini Round Sponge Filter.
 
Advantage:
Adopt precise bio-sponge with an enormouis surface area. It can absorb all dirty substances and to cultivate nitro bacteria, which are responsible for the quick decomposition of harmful substances.
Ideal for breed of discus, dwarf cichilid, guppy, killfish...etc.
It can help filtering in any tank or naked tank (no saind in the tank).
 
Theory Introduction
Use air pump or water pump to create a water current, in order to get the effect of filtering and to cultivate nitro bacteria.