When there is limited space available, everything needs to be carefully planned. The staircase remains an important part of the structure and decor, but in such cases, it also needs to meet the urgent need for ergonomics. Staircases with alternating tread, with a diagonal axis, folding stairs, and library stairs are a very clever and particularly functional innovation. Materials Solid wood or engineered wood Metal, stainless steel Glass Perforated sheets Mesh Techno marble The small space category includes constructions made from all of the above materials, as well as various different wood types and paint finishes