Simply install an airline into the unit and provide both aeration and filtration for your fish. Aerobic bacteria colonize the sponge providing a bacterial substrate to facilitate the nitrogen cycle. In addition, the Column Shaped Filter traps waste particles mechanically cleaning the water without trapping the baby fish. With the plastic and sponge materials. Aquarium Sponge Filter featuring a weighted plastic base that keeps the unit from floating during use and cylinder design to eliminate dead space between the filter. Lift tube allows the use of power head without adapter, increasing its versatility.
Sponge Filter provides both mechanical and biological filtration
Easy to clean, simply rinse and squeeze sponge under cool running water
Tube Dimension: 7.1(L) x 1.9(D)cm; L shaped tube: approx.: 14.7(L) x 1.7cm(D) adjustable
Filter Dimension: 10(H) x 8.6(D)cm; Weight: 271.3g
Package Included: 1 x Biochemical Sponge Filter, 2 x Plastic Tube
