The Pontec Pondomax 17000 is a seriously powerful pond pump. It is designed to handle dirty water for large ponds and waterfalls. The pump is capable of producing a flow rate of 17000 litres per hour and is designed to work 24/7 in all conditions. Despite its budget price tag this pond pump has its roots in the premium aquatics company Oase. You get to tap in to the quality and German engineering reserved for higher priced pond equipment but don\'t have to pay the same prices! Evidence of this quality and durability can be seen by the inclusion of a three year guarantee you will receive with this pump.