Ideal for creating water features, pond circulation, waterfalls, fountain streams and marine aquariums. This submersible pump is suitable for both fresh water and marine aquariums approximately 6500L in size. It is designed for low energy consumption and includes 2 nozzles with an adjustable flow rate that operate in near silence to create the optimal environment for your fish and water creatures by controling circulation and increasing oxygen levels. This high performing, long operational life, submersible pump comes with a manufacturer warranty of 2 years for motor and 1 year for Drive box.