The Health Minister says the communications campaign about the necessity for water charges "has not yet been won".
Leo Varadkar's comments come ahead of a series of protests around the country this weekend and today's weekly Cabinet meeting.
Meanwhile the Communications Minister Alex White says the Government has been "behind the curve" on water charges and "bit off too much too quickly".
Our News Correspondent Fergal O'Brien reports:VIDEO: Minister Varadkar defending the use of PPS numbers by Irish Water:
