spiral glass
Another “must” of the Marretti collections: the spiral staircase in stainless steel and glass is made up of tempered and laminated glass steps (3 layers of 10 mm each and 2 of 0.6 mm PVB films between them).
![glass skywalk staircase marretti1bb glass skywalk staircase marretti1bb](https://www.marretti.com/site/wp-content/uploads/2022/10/glass-skywalk-staircase-marretti1bb.webp)
The steps in tempered and laminated glass can have multiple finishes (Extra clear, Satin, Etched, Colored etc.) and on request grooves or non-slip strips.
The metal parts are completely in stainless steel without welding and assembled by mechanical hooks only, which can have a glossy or satin finish of your choice.
![glass skywalk staircase marretti1a glass skywalk staircase marretti1a](https://www.marretti.com/site/wp-content/uploads/2022/10/glass-skywalk-staircase-marretti1a.webp)
![glass skywalk staircase marretti1c 1 glass skywalk staircase marretti1c 1](https://www.marretti.com/site/wp-content/uploads/2022/10/glass-skywalk-staircase-marretti1c-1.webp)
![glass skywalk staircase marretti1d glass skywalk staircase marretti1d](https://www.marretti.com/site/wp-content/uploads/2022/10/glass-skywalk-staircase-marretti1d.webp)
![stairs skywalk marretti6 stairs skywalk marretti6](https://www.marretti.com/site/wp-content/uploads/2023/05/stairs-skywalk-marretti6.webp)
![glass spiral staircase marretti glass spiral staircase marretti](https://www.marretti.com/site/wp-content/uploads/2022/10/glass-spiral-staircase-marretti.webp)
![glass skywalk staircase marretti5 glass skywalk staircase marretti5](https://www.marretti.com/site/wp-content/uploads/2022/10/glass-skywalk-staircase-marretti5.webp)