Featuring an all-in-one pump, which combines a pump, filter and UVC in one handy submersible unit, this fantastic kit also contains liner, underlay and fittings and is perfect for a small pond. This set contains the following components (please click links below for more information): • PondXpert 4m x 4m Flexiliner (40 year guarantee) with basic underlay • PondXpert TripleAction 3000 all-in-one pump • 5m (16\') x 25mm (1\") hose • 2 x 25mm (1\") clips * Saving made when compared to buying components individually.