We use the cleaning tablets to clean the Krups EA 8421 fully automatic. Although you can not see what the tablets inside the machine accurately, but the result is impressive. So the coffee has after cleaning a creamier and the coffee is slightly hotter than before cleaning. Considering then the discolored broth is washed, one can imagine how it looked inside the machine before cleaning.
Even if these detergents are not the Cheapest, we see them as absolute buy recommendation. They work perfectly and help to extend the life of not just cheap fully automatic.