Everything you need to complete the perfect pond as you receive a liner, underlay, pressurised uv filter, pump, hose and clips. This set has been carefully prepared to provide you with everything you need to build a garden pond. Br this pump and filter make up what is known as a pressurised filter system which is the most popular method of filtration in today's market. From when the water is originally propelled from the submersible pump it remains under pressure until it is expelled back into the pond after it's journey has taken it through the pond filter. Br br this set contains the following components please click links below for more information br • pondxpert 6m x 5m flexiliner 40 year guarantee with basic underlay br • pondxpert flowmaster 4500 pond pump br • pondxpert easyfilter 9000 pressure filter br • 5m 16' x 25mm 1 hose br • 4 x 25mm 1 clips