The most technologically advanced pond filter series in the world today. This is the smallest filter in a series of 10 sizes for ponds ranging in filtering capacity from 2500 litres to 50,000 litres. This filter measures 330 mm in Diametre and is 420mm high. Highly efficient low maintenance Sunsun pond filter. This is a brand new design featuring an internal motorised cleaning system contained within the filter, it also has a flow rate indicator and a soiling indicator. This filter will take 18, 25 or 32mm hoses. Hoses can be supplied if required The Sunsun CPA 250 is designed for ponds up to 2500 litres. Sunsun is the biggest manufacturer of aquarium and pond filters in the world. This filter has an 11 watt uv steriliser This is a lot of great reliable technology for a great price. See the other listings for other CPA filters in the series. This filter is sold without a pump. Please see my other listings under pond filters Please ask questions if you are unsure of anything I have the widest range of pond filters of anyone in New Zealand. Free and prompt dispatch. Buy from the specialist.