2 Coombs Street, London, N1 8DJ
Construction of a single storey rear extension with sedum roof and skylight at lower ground floor level. Construction of upper ground floor rear extension to enlarge closet wing with timber frame, timber cladding, timber windows and sedum roof. Creation of rear roof terrace and balustrade at upper ground floor level, installation of glazed doors to provide access and privacy screen along part of the site boundary. New timber framed windows and timber cladding to rear elevation lower ground floor level. Replacing one existing sash window on front elevation at lower ground floor level with french doors. Installation of external door to store at lower ground floor level front area. Installation of air source heat pump within front vaults. Installation of underground rainwater harvesting tank in rear garden. Installation of PV panels on existing main butterfly roof. Installation of two new skylights in butterfly roof and a hatch to provide roof access. Tiling front entrance steps, in place of bitumen.