Alterations to the existing roof extension involving an increase in the ridge height; replacement of existing rooflights with new rooflights in the front roofslope; installation of a window and door to the rear elevation of the rear mansard roof extension; formation of a roof terrace at second floor level over the part of back addition,surrounded by a 1.7 metre high obscured glazed screen to the rear and side elevations; erection of a single storey rear extension to the side of the existing back addition following the demolition of existing side bay window at ground floor level and installation of a new window to the side and rear of ground floor back addition.

55 Averill Street, London, W6 8ED