Lime-free water, in the Black Forest for example are the inhabitants thereby plentifully blessed, here is as good the water quality as hardly elsewhere. But this is not in all regions Germany like that and so some inhabitant is unfortunately annoyed at calcified pipes, a high detergent consumption and rising energy costs. Already it can lead few millimeters lime in the pipes to the fact that the energy costs rise considerably. The heating up of the water needs simply more energy. Additionally the pipes suffer, in the worst case come it to holes, running out water and considerable damage. Kalkhaltiges water is poison for the pipes concerned and also for the household appliances. Who filters its water by means of a water decalcifying plant, can for example in its dishwasher on the addition of salt and rinse aid to do without, here is sufficient then completely normal detergent perfectly. The local water companies undertake to filter enormous efforts the water as finely as only possible, but on the pipes within a house they do not have influence, then lime arrears can be replaced and arrived so into the household. If armatures calcified, coffee machines calcified and other damage is annoying and expensive. Who uses a Wasserentkalker, it will also fast state that the prepared beverages and food increase clearly in taste improvement. Tea and coffee received again its completely original taste and also rice for example taste clearly better. Special water softening plants are meaningful not only for the private sector, but also for the commercial range, so for example in brewery enterprises and also laundries. Here a better efficiency cannot only be achieved, but also a by far better quality. In addition large quantities of energy can be saved, in enterprises in those with water are worked, not an underestimating cost factor. The water decalcifying plants do not filter the minerals from the water, which must filters only until twice in the year with a special salt is cleaned, further protective measures are necessary.