Soft materials, especially insulating materials, plastic materials or expansion materials, form a fine structure panel, which is used to make a ladder in a building, with a higher surface and a structural element, from which multiple ladder profiles can be obtained.

摘要

Lightening block of material, especially of Insulating material, plastic material or Expanded Materials,To form a panel Profile used in the manufacture of a staircase in building construction,Has a Top surface with a profiled Element from which one can obtain several Profiles of Ladder.