gpapadgoh3 years ago+242The product specification states "Volume of filtered water 600 l". Do I have to buy a new system and change it?Show in original language (German)Anonymous3 years ago-101The filter should be replaced after 600 litres. The unit has a digital counter that shows the consumption. The filter can be easily replaced without having to uninstall the unit.Show in original language (German)CommentIris B.3 years ago-101No, you simply have to buy a new filter. But beware: this tap attachment is NOT installable on Swiss taps.Show in original language (German)Comment1 comment