Empty cartridge for mineral.
The filter remineralisation neutralize the possible acidity of the drinkable water with alkali ions of calcium and /or magnesium.
particularly right in Output of system of reverse osmosis before of the eater's taking.
For the presence of calcium and magnesium, caused by the thermic's treatment, the first hours of the Filter's work loaded with minerals, indicate the high values of PH, after it come back normal.
Before to start the work, do you have to wash often the filter,