Enjoy a smooth coffee with only the purest of water with this water filter from Delonghi. For use with your Delonghi coffee machine, this filter refines the taste of your hot drinks by reducing limescale and improving machine performance. Compatible with the following Delonghi Espresso and Bean-to-Cup machines: EC850, EC820, ECAM22.110.B, ECAM26.445M, ECAM23.450.S