The pontec pondopress 15000 from oase is a conveinent high performance and effective pressure filter set without the extortinate costr features a bio mechanical filter with integrated 11 watt uvc clarifierr pressure filter sets with clear water guarantee for ponds up to 15 000 litres without fish stock and 7 500 litres with fish stockr high performance filter pump 2 500 lh with 4 mm openings and 5 m hoser all connections are includedr the cleaned water can be channeled up to 1 m in