Zexum descaler tablets remove limescale fast and efficiently from Kettles, Coffee Makers, Coffee Machines and other household appliances. Easy to use and removes the limescale quickly and efficiently but also protects the appliance from harmful deposits. Regular Decalcifying/descaling can help to ensure improved performance from the appliance and a longer lifetime. To ensure that your appliance operates correctly it is recommended by manufactures that your appliance is cleaned every two weeks or if a coffee machine; every 250 cups of coffee. Ideal for use in Kettles, Irons, Coffee, Expresso, Cappuccino Machines and any other Hot Water processing Appliances. Specification Sheet