Windows—types and inspection techniques

Although it may be said that man sees the world through a window a surveyor can see much of the condition of a building in a window. From the narrow windows of the massive constructions of medieval times, the development of the structural frame with infill enabled windows to be enlarged. But it was the encouragement of the development of glass towards the end of the Middle Ages which enabled windows to throw light into the interior of the buildings and encouraged, the advancement of interior design and decoration.