Theonly patented staircase in the world adjustable in height, going and rotation during installation. The staircase is easy to assemble and adaptable to any interior in rectilinear configurations or with one or two curves. The treads and the handrail of the prefabricated staircase are in solid beech. The finishes are black for black staircases and grey for grey and white staircases. Kompact is adjustable in height and purchasing some extra items can be as high as 373 cm.