9 Argyll Road, LONDON, W8 7DA
Details required by condition 3 (Sustainable Drainage Systems Strategy) of planning permission 22/05117 (Demolition of conservatory on upper ground floor and replacement with single-storey extension; installation of new crittall windows to rear and side elevation at upper ground floor and new skylight on flat roof; demolition of lower ground floor side extension and staircase; construction of full-width extension with crittall doors and new staircase leading to upper ground floor; new open tread `lightweight' metal staircase; lowering the lower ground floor 1m; and reinstatement of two windows to front bay at lower ground floor.)