Extend the life of your coffee maker – use BKF Coffee Maker Descaler to remove mineral scale that can ruin the heating element. Mineral scale reduces the temperature and the flow of the water as it goes through your coffee maker, which affects the flavor of coffee. Descale regularly with BKF Coffee Maker Descaler to help your machine produce fresh, hot coffee every time. (For use on single-cup and automatic drip coffee makers and espresso machines).