spiral staircase elements

Floor plan showing the layout of a narrow building with designated living areas, a bathroom, and a kitchen, along with a spiral staircase.

Interior of a modern house extension with a wooden spiral staircase, concrete column, and large windows. A piano and an armchair are in the foreground.

Metal spiral staircase adjacent to a large glass window in a light-colored interior space.

Interior of a rehabilitated industrial building with modern design elements, including a kitchen and a spiral staircase.

Floor plan showing an oval table with chairs, spiral staircase, and smaller tables.