BS EN 62305-3:2011 Protection against lightning. Part 3: Physical damage to structures and life hazard

BS 8104:1992 Code of practice for assessing exposure of walls to wind-driven rain

BS 7543:2015 Guide to durability of buildings and building elements, products and components

BS 6270-3:1991 Code of practice for cleaning and surface repair of buildings. Metals (cleaning only)