Replacement of existing roof access hatch with new opening glazed skylight and construction of a staircase to existing roof terrace and associated internal alterations; replacement of existing railings at roof level with new Building Regulation compliant railings works required to create a roof top amenity space; replacement of existing windows (3no. fourth floor and 1 no. third floor) with double glazed windows, refurbishment of front dormer window with introduction of new double glazed windows, sub-division of Third Floor bathroom to create a second bathroom and replacement of modern internal doors to residential apartment.

External and internal alterations including construction of a rear single storey infill extension, lowering of the rear patio and garden, adaptation of the historic railings and installation of a new wrought iron gate to match existing and staircase to front light well, replacement of the existing front Lower Ground Floor windows to match existing Lower Ground Floor, internal remodeliing with lowering the floor of the front vault storage and removal a of a chimney breast at Lower Ground Floor level.