Spiral staircase type “LG Special”
- This type staircase allows high variability of design.
- Dimensional range (external staircase diameter): 1400, 1500, 1600 to 2700 mm with a 100 mm module.
- The top surface of the treads and landings is made of gratings from the wide product range of Lichtgitter CZ.
The staircase consists:
- central tube including the base plate
- stair treads
- landing (landings) including the anchoring plate
- railing segments
- fastening material (anchoring fasteners are not included in the delivery)
During installation, the treads and landings are slid with tubular rings onto the anchored central tube. Railing segments are attached to the treads and landings with bolted connections. The exit landings are anchored to the building structure.
Types of stair tread surfaces
Typ 1
Grating with 33×33 mesh – basic type
Typ 2
Grating with 33×33 mesh – anti-slip version No. 3
Type 3
Grating with 33×11 mesh – not suitable for exterior use
Type 4
Grating with 33×11 mesh – anti-slip version No. 42
Type 5
Atypical design. tread surface with chequer plate – not suitable for exterior use
Types of railings
Type A – basic type
Typ B1
Typ B2
Typ B3
Typ C
