Hydor Koralia Controllable Water Circulation PumpOur Hydor Koralia Controllable Water Circulation Pump is a low voltage, low consumption pump ideal for water movement in marine aquariums. Designed to be used only with the Hydor Koralia Wavemaker system to create perfect circulation, oxygenation, wave and tide effects which are the secret to maintain health even in the most delicate coral aquariums. Now comes with Hydor's new patented magnet suction cup system, so you'll never have to worry about Hydor's pumps falling into the aquarium over time.
