with a super air lift system,the bio-filter has excellent effect on dissolving oxygen in the water and working silently.physical filtration combining with biochemical filtration,themulti-layers sponge filter supports the breeding of dense nitrobacteria,which will break down harmful waste,and will give a clean living environment for your fish,they are suitable for view fishes and especially useful for breeding small fishes.
Feature and benefit:
1. supply water with much needed oxygcn
2. reduces noise from air pump and consumes lowest wattage
3. multi-layers,easy to clear and move
4. various types of installations are possible.
Adive:replace the bio-sponge six month,to ensure the filtrating effect as well as the growth of the nitrifying bacteria.