Hozelock Aquaforce 4000 Pond Pump - 1582The Aquaforce sets high performance and efficiency benchmarks in flow rates and head heights. The range of Aquaforce filter and waterfall pumps have been developed to be tough, trouble free and efficient. Self Cooling System the motors feature a water cooling system, which ensures that the pumps are kept at a constant temperature and reduce the risk of overheating. Ceramic Bearings maximise pump life and along with thrust washers ensure the motors are