A superb filtration for large ponds up to 20,000 litres (4,400 gallons). This pond pump and filter set joins together the two components which complement each other perfectly and are extremely easy to maintain. The pump is designed to run 24/7 pushing dirt and debris to the pond filter. Once the filter is full and ready for cleaning an indicator pops up. This set contains the following components (please click links below for more information): • PondXpert UltraFlow 12000 pond pump • PondXpert SpinClean Auto 20000 pressure filter * Saving made when compared to buying items separately.