However, an often overlooked but critical component is the quality of water used. Given that water makes up about 98% of a cup of coffee, the impact of water quality on taste cannot be understated. This is where the role of water filters for coffee machines becomes paramount, not just for taste, but for the longevity of the machine itself. This article dives into the benefits of using water filters in coffee machines, the types of filters available, and how to choose the right one for your needs.