Warbank House, Westerham Road, Keston, BR2 6AG
Elevational alterations and enlargement of lower ground floor and construction of two storey front extension, two storey side extension (incorporating raised terrace at rear with lower ground and ground floor space) with single storey side/rear extension and alterations to roof profile/design, with front, side and rear dormers and conversion of roof space to habitable accommodation. Enlargement of existing rear terrace.