OASE Classic 2000 Aquarium Pump 1ea/3.9In X 2.4In X 2.4 in

The OASE StreamMax Classic 2000 is a stream pump designed to promote a healthy environment for aquarium fish and plant life by creating water currents that mimic a natural environment. These currents create aeration which help eliminate anoxic (or low oxygen) dead zones in your aquarium.