ITEM NAME:Aquarium Pecera Biochemistry of small size Sponge filter Y7B5 Aquarium Pecera Biochemistry of small size Sponge filter Y7B5 With an air transport system, super biochemical sponge filter features quiet operation, and has an excellent filtration effect while oxygenating the water. Specially developed foam materials support colonization of bacterial growth. They allow mechanical filter in addition to biological filtration, which decompose hazardous waste, ammonia and nitrite material. It gives rise to a cleaner environment for fish, particularly, they are useful for breeding as a filter or as a secondary filter. Provides biological filtration in the aquarium, helps stable water quality. Fit for 10cm ~ 80cm deep fish tank Size: 5 cm x 5 cm. Material: biochemical cotton + gravel Package includes: 1 x Aquarium Filter Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Specially developed foam materials support colonization of bacterial growth. With an air transport system, super biochemical sponge filter features quiet operation, and has an excellent filtration effect while oxygenating the water.