Has apparently now been sold, and is part of a chain! Not too good any more!!!
I've been here a couple of times. Once at the end of a long walk, when the very large, filled vegan pancake we had was very welcome, and once for our staff Xmas do, when 10 assorted vegans and vegetarians all left thoroughly stuffed but happy.
Unfortunately, they don't know which of their beers and wines are vegan, so you'd have to do your homework before you went.
Although most of the building is up a flight of stairs, one side is level with the canal tow path, so there may be disabled access; I'm just not sure.