The LH corner of the extra bit (see previous picture) The sheet of Gyproc is approx in line with our side of the brick party wall underneath. The party wall underneath is a single skin of bricks, very hard to get to. You can see the ends of the floor joists that rest on it.


	The LH corner of the extra bit (see previous picture) The sheet of Gyproc is approx in line with our side of the brick party wall underneath. The party wall underneath is a single skin of bricks, very hard to get to. You can see the ends of the floor joists that rest on it.