Entrances are usually the main focal point of a building’s exterior and become the centre of attention. Over the last century, door design and fabrication has evolved and diversified to meet a wide variety of esthetics and functions. Walking along a city street, one finds various door styles—such as hinged, pivot, or revolving—made of various types of metal, glass, and wood materials. A style of door that has been around for more than 80 years is the balanced door. Since its invention in 1927, this assembly has graced the entrances of well-known museums, libraries, government facilities, flagship retail entrances, and corporate headquarters.