1x Quiet Bio Sponge Filter - Fit 10 to 20 gallon - FAST SHIPPING!

This super biochemical sponge filter is a filter that keeps your aquarium always clean. The filter provides mechanical and biological filtration for easy aquarium maintenance. As a mechanical filtration, it use the air-driven system to create suction, that allow the sponge to capture floating particles In the water and return filtered water to the tank. As biological filtration harmful wastes are biologically transformed into relativel harmless ubstance by aerobic bacteria that accumulates in the sponge. This kind of sponge is also suitable for breeding tanks, small tropical fish tanks and fry stock tanks. It's best for the size of 10-20 gallons fish tank.

Sponge Size: 2.9 Oz

Best For: 10-20 Gallon

Instruction: Open the box and stick an air tube through the clear plastic air outlet to the intake nasal located on the center top of the sponge filter as it show on the 2nd pictures.