Double-storey extension

79 First Avenue, London, W3 7JN

Conversion of dwelling into four self-contained residential units; two storey side extension; part single and part two storey rear/side extension; alteration of main roof profile from hip to gable end and over two storey side extension; rear roof extension incorporating Juliet balcony; installation of three rooflights to front roofslope; and provision of associated amenity space, cycle and refuse storage