These come in various types, in a closed, transparent shaft or positioned on the outside of the building.

Designers and architects consider these as "Architectural Objects" that give a building character. TECNO has exceptional experience in this field, taking great care over the aesthetic finishes and innovative design.

TECNO has also developed a special car with a round crystal wall, produced in short runs to obtain a prestigious result and suitable even for those situations in which the budget wouldn't normally allow for particularly brilliant solutions.