4 Wellington Square, London, SW3 4NJ
Alteration to rear garden: demolition of non-original timber decking, under croft, stairs and support structure; proposed new raised concrete block and beam constructed deck with natural stone paving to top surface; new concrete slab, footing and blockwork to form under croft void support structure with storage and proposed location for relocated AC condenser. New access and return air louvres in painted metal for relocated condenser; proposed new stairs (with backfill) with natural stone paving and built-in planters from Lower Ground Study to rear garden and addition of new steel balustrade