DeLonghi EcoDecalk Descaler, Eco-Friendly Universal Descaling Solution for Coffee & Espresso Machines, 16.90 oz (5 uses) - MADE BY DELONGHI. The No.1 world-leader in espresso and coffee machines. - KEEP YOUR MACHINE RUNNING SMOOTHLY AND YOUR COFFEE TASTING GREAT. The timely use of this product will help your machines performance, keeping a consistent speed to brew, and the ideal temperature cup after cup. - POWERFUL, SAFE AND EFFECTIVE FORMULA. A fast-acting descaling agent with the ideal concentration of plant-based lactic acid that is formulated to effectively and safely remove limescale and mineral deposits. - MADE USING PLANT-BASED INGREDIENTS. A biodegradable and Eco-friendly solution that has been thoroughly tested to be safe to clean a coffee makers food-graded internal components. - UNIVERSALLY COMPATIBLE WITH OTHER BRANDS. As worldwide leaders, we intimately understand coffee and espresso machines. Our unique solution is suitable for other brands and models of coffee makers. - 15 MONTH SUPPLY. The frequency of use of the machine determines the limescale build up - for an average household it is suggested to descale approximately every 3 months. - EASY-TO-USE. Simply pour 100ml (1 dose) per descaling process and follow the directions of your coffee or espresso machine.