The SC3 comes with a cartridge that claims to soften water and reduce issues. In any case, they use little water. Like 1 tank for 90 m^2. You can always buy di

The SC3 comes with a cartridge that claims to soften water and reduce issues. In any case, they use little water. Like 1 tank for 90 m^2. You can always buy distilled water, or use water from your osmosis filter.