The Oase BioPress Set 4000 provides an optimally matched pump and filter kit for ponds up to 4000 litres. The Biopress 4000 set consists of an Oase Filter Pump 1500, BioPress 4000 Pressure Filter complete with an integrated 7w UVC and 4.5m of pond hose. The BioPress filter kits create clear water and a healthy climate for pond inhabitants. Oase Filter Pumps offer an entry level pond pump with 4mm solids handling capabilities ideally matched for supplying small pond filters. The BioPress range of filters are equipped with an integrated UVC to ensure fast elimination of algae and reduction in pathogens in the pond water. The quick release system and built in cleaning handle make maintenance of the filter quick and easy. These sets are not recommended for koi ponds or heavily stocked fish ponds. Features: Integrated Cleaning System Single ended PLS UV lamp UVC Viewing window Can be buried up to lid level True \"Dry Hand\" cleaning 3m Main Cable 2 Year Guarantee Includes OASE filter pump 1500lph, 1.9m max head, 7w UVC Suitable for decorative ponds (no fish) up to 4000 litres and 2000 litres with goldfish 2 year guarantee