3pcs 6.5 x 0.8 Inch White Round Sponge Catridge Filter Replacement for Aquarium
3pcs 6.5 x 0.8 Inch White Round Sponge Catridge Filter Replacement for Aquarium. Description: Provides biological filtration and increase the oxygen solubility in the tank. It can remove particulate matter mechanically. Improve water quality in the aquarium. Dense honeycomb design can effectively avoid residue and reduce the death rate of fish. Good water permeability. Suitable for using in freshwater and marine water. The sponge can be cut as desired to accommodate filter of different size.? Can be reused continuously after cleaning. Package Include: 3 x Filter Sponge ? While we aim to supply accurate product information, it is sourced by manufacturers, suppliers and marketplace sellers, and has not been provided by Overstock.