Description
Alegi Aquarium Sponge Filter for 10 gal, 20 gal, 55 gal Fish Tank, Betta, Nano, Shrimp, Fry, Biochemical Filter with Airline Tubing, Check Valves, Suction Cups Sponge filter provide both mechanical and biological filtration Easy top set up & clean: simply install an airline into the unit and turn on the air pump, simply rinse and squeeze sponge in tank water Using an air hose, connect one end to you air pump and the other end to this filter,and equipped with a check valve on air hose, to prevent
