Bio Sponge Aquarium Filter 12 X 10 Cm

Sponge Filters Provide Both Mechanical And Biological Filtration Traps Floating Debris Without Sucking Up Your Baby Fish Provides The Ideal Location For Bacterial Colonization Excellent For Saltwater And Freshwater Air Driven Sponge Filter Ensure Super Quiet Operation Increases Oxygen And Provides Ideal Location For Beneficial Nitrifying Bacteria To Colonize Keeping Fish Tank Water More Clear, Closer To The Natural Water Quality