Old Pye House, West Street, Harrow, HA1 3EH
Demolition of lean-to extension and Victorian toilet block; construction of a detached single storey timber frame annex building adjacent to Old Pye House for use as artists live/work studio and overnight accommodation (Class C3) in connection with Old Pye House (as existing Class E); construction of retaining walls, fence, steps and landscaping; installation of free standing enclosed air source heat pump to front