List of featured suppliers of SPIRAL STAIRCASES External on Building Products Index
A spiral staircase that is placed on the outer side of a building, typically consisting of a central column around which the steps wind upwards in a circular fashion. This type of staircase is often used in architectural designs to provide a unique and elegant entryway to a building or to connect different levels of a structure while saving space. They can be made from a variety of materials like metal, wood or concrete and can vary in size, shape, and design. The external placement of the spiral staircase makes it a prominent architectural feature and can add visual interest to a building's exterior.
