Extend the lifespan of your coffee machine with the Siemens Descaling Tablets 3 units. This descaling agent doesn't just remove calcium, it also protects the interior of your appliance against corrosion. This will help your machine last longer. Removing the calcium residue ensures your machine will heat up faster and the taste of your coffee will be better. This set is suitable for all Siemens machines and sufficient for descaling three times.