Outbuilding / garden room

56 Upper Montagu Street, London, W1H 1SN

Internal alterations to facilitate the use of the building as a residential dwellinghouse at part basement, ground and upper levels retaining a small office basement level; replacement of all but one window with slimline timber double glazed units installation of secondary glazing to one window; renovation of shopfront; reinstatement of glazed fanlight with opening vent, new solid panel door, and awning; new glazed doors to south elevation of mezzanine garden room; new metal balustrading across rear boundary and raised terrace surface level with walk-on roof lights; replacement of concrete roof tiles with slate and new glazed roof light/ roof access; creation of green roof above mezzanine garden room; removal of modern partition walls and reinstatement of historical plan form; reinstatement of historic period features (Linked to 25/09342/FULL)