Sponge only for 2330

Replacement Sponge only for the SB-2330 SOBO Filter.

Size of Sponge: Diameter 12 cm and Height 5.5 cm

The specially developed foam materials support the colonization of bacteria, allowing for mechanical filtration in addition to biological filtration. This breaks down harmful waste, ammonia and nitrite material, resulting in a cleaner living environment for your fish. Particularly useful for as breeding filter or as secondary filter.