A flat rectangular plate used as a stair or ladder step, in aluminium, steel or timber, with a sharp edge and no relief.
Category: Stairs › Staircases › Stair Treads
By Huu Khanh Nguyen · Updated November 14, 2026
| Name | Default | Unit |
|---|---|---|
| Width across the stair (x) | 1000 | mm |
| Depth, nosing to rear edge (y) | 250 | mm |
| Nosing overhang, added to the depth (y) | 0 | mm |
| Thickness (z, from the top surface down) | 25 | mm |