There is one opposite gate C12 too
Yes there are drinking-water fountains at PRG airport. Below is an incomplete list (feel free to edit with more information). At the time of writing (07/2015) the fountains look something like this:
Water fountain at PRG airport, JoErNanO, Attribution-ShareAlike 3.0
Credit:stackoverflow.com‘
4 Mar, 2024
4 Mar, 2024
5 Mar, 2024
5 Mar, 2024