Pond liner, underlay, hose and clips are included in this kit, as well as a complete filtration system made up of a reliable pump and filter. This set contains the following components (please click links below for more information): • PondXpert 5m x 4m Flexiliner (40 year guarantee) with basic underlay • PondXpert MightyMite 2000 pond pump • Lotus Green2Clean 3000 box filter • 5m (16\') x 25mm (1\") hose • 2 x 25mm (1\") clips * Saving based on price of buying components individually.