Dianna is right. There is a pitcher of water in your room that is refilled everyday. (Plus ice bucket). We grab a bottle of water at the Couples airport lounge and use it to take everywhere with us. If required, we refill at the bar by the grill as it was closest to everywhere we went.
Couples Negril - September 2011, 2012, 2013 and have just booked 2014
Scuba Club Cozumel - Jan, Apr & Nov 2012 and Jan & Nov 2013
Cobalt Coast, Grand Cayman - May 2013
Retiring & moving to Cozumel, Mexico in early 2014