If you want to install a fountain, waterfall or stream, it is important that the pond water will become and remain crystal clear. Clear Control pressure filters can withstand high pressure and the water can bridge a difference in height after the filter. The Green Line pond pump has a large capacity at low energy consumption. Suitable for up to 20.000 litres of water Pump output 8000 l/h Contents filter 50 l Max. recommended pump 8000 l/h Max. recommended UV-C 18 Watt Has UV-C