ISTA Bio Sponge S size - Round Bio Foam Filter

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Bio-sponge filter fueatures silent operation, and has an excellent filtering effect while oxygenating the water. The special developed foam materials supposets the colonization of bacteria, allowing for mechanical filtration in addition to biological filtration, which will break down harmful waste, ammonia and nitrite material, resulting in a cleaner living environment for your fish, particular they are useful for as breeding filter or as a secondary filter. Features: -Quality sponge foam assures greater working life and its porous foam tissue forms large and ideal surface area for bacteria colonization. -Supplying the water with much needed oxygen. -It reduces noise from air pump and consumes lowest wattage. -Most fit to external or top filter as prefixed unit. Parts Included: -Lid of doam cartridge -Air inlet -Air outlet -Water/Air outlet tube -Air diffusing chamber -Base -Bio-chem filter sponge Show more