This filter is designed to provide up to 1000 litres of purified fresh drinking water. It is recommended you change the filter every 6 months even if you have not used the full 1000 litre allowance. The filter uses activated carbon to remove impurities like chlorine and rust. You can change the filter with a simple push and twist action. The Curvato Trio stands 402mm from the base and has a spout reach of 212mm. Min. 0.5 presuure bar required. Brushed Steel Finish.