Necessary machines Krups EA84xx

If the first filter is supplied with the machine, they must be changed every two months and therefore buy.
As I bought the Krups machine on amazon.de, I did the same for the filters.
The purpose of the filter is removal of water impurities. Krups says: "We advise you to optimize the taste of your preparations and the life of your device using the cartridge Claris - Aqua Filter System sold accessory.
It is composed of an anti-lime substance and activated carbon that reduces chlorine, impurities, lead, copper, pesticides ... in the water.
The minerals and trace elements are then preserved.

Filter the water with the cartridge Claris - Aqua Filter System is designed to reduce:
The carbonate hardness - up to 75% *
Chlorine - up to 85% *
Lead - up to 90% *
Copper - up to 95% *
Aluminum - up to 67% *

* Indications provided by the manufacturer

Your device will notify you when to replace your cartridge Claris - Aqua Filter System via a message.
The Claris cartridge needs to be replaced every 50 liters of water or every two months at a minimum.
Set the water hardness to level 0 if you use a Claris cartridge. "
The reference of this extract is enclosed in "Remarks"