Erection of second floor rear extension and internal alterations to create five residential dwellings, comprising 1 three bedroom, 2 two bedroom and 2 one bedroom flats. Relocation of existing extraction flue and air conditioning units and insertion of new windows and doors to west elevation. Internal alterations: removal of staircase and reformed staircase at first floor/second floors; alterations to internal walls and installation of kitchens and bathrooms to first and second floors.