The Line model is part of the “steel staircase” collection. This minimalist model is characterized by a solid steel stringer, which supports the steps and can be completed with a satin or polished finish. Thanks to its essential form, in fact, this model represents a stylish and contemporary interior design element that’s suitable for a wide range of interiors. The Line model is available in both a “ramp” and spiral version, which features a particularly elegant “broken” design. The Line model can be used for both residential and public projects. In the latter case, it comes complete with all the certifications required by the relevant authorities.