paidal_chalne_vala wrote: If you do that then take extra stove fuel to melt snow because the water sources near Fitzgerald hut are not obviously immediately near the hut.
There is a creek just west of the hut that flows during wet times and winter. It may have a bit of snow over it but you can still see where it is and dig through to the water. Just walk west through the trees near the hut and down the hill a little.