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AMAZON SPONGE FILTER ASF2
- Supplying the water with much needed oxygen
- Reduces noise from air pumps
- Fits most external or top filters as pre-filtration unit
- No dead spots in cylinder foam offers increased filtration.
- Easy maintenance
- Various types of installation are possible.
With an airlift system .ASF2 features silent operation. And has an excellent filtering effect while oxygenating the water .the specially developed foam materials supports the colonization of bacteria .allowing for mechanical filtration. Which will breakdown harmful waste .ammonia and nitrate materials.