Erection of a rear roof extension, involving an increase in the ridge height; erection of a rear extension at second floor level, over part of the existing back addition; installation of 2no. rooflights in the front roofslope; removal of part of the pitched roof of existing first floor back addition, to form a roof terrace at second floor level enclosed in 1.7m high obscure glazed screening; installation of 3no. windows following the removal of existing to the side elevation, and re-sizing and replacement of 2no. existing windows to the rear elevation at first floor level; erection of a replacement external staircase, to the rear elevation of first floor back addition leading into the rear garden.

Flat First Floor, 50 Lysia Street, London, SW6 6NG