Hozelock Complete Filter Kit, maximum pond capacity 2500 litres. Purifies water for healthy fish and plants. Eliminates green water. Attractive water features. Easy installation. How the system works1. The pump passes the water into the filter.2. The pump can also be used to create a waterfall andor fountain.3. The UV Clarifier eliminates green water.4. The filters remove waste particles and toxins making the water clear and healthy. Includes Ecopower Filter with UV Clarifier. 1500 litres per hour pump. 7 metres of Cypriflex pond hose. 2 x zinc hose clips. For more information on this product call us and one of our Aquatics Specialists will be happy to assist you.