That's because British people only have two uses for water: hot water for their tea, or cold water for splashing on their face after getting tipsy at the pub. #stereotypes
~Not-"Not-So-Handy Andy" Jack
Note the use of a screwdriver glued to a screw to hold the flapper in, a miscellaneous piece of rubber instead of a chain, and for the finale, a piece of cellophane to tie it together! 10/10 would stay at this hotel again.