It's a spiral staircase with circular plan.The steps with external supports are available in massif beech-wood.
The rail posts could be in turned or milled wood, or in metal with section 16/22m, sanded.
The helicoidal handrail is in massif wood at rectangular section
The staircase landings are in turned or milled wood, section 75/95mm.
The finishing:of all wood parts are treated with protective varnishes.
The steps and the central pole are available in the standard colours: natural, light, medium or dark walnut or cherry.
The metallic parts could be painted or sanded with RAL colours.
TECHNICAL ITEMS
The staircase could be furnished with the following diameters:
cm 110-120-130-140-150-160-170-180-190-200
It's possible to realize three kinds of landing:
- circular 60°
- trapezoidal or triangular
- square or circular 90°
Estimated steps: 12 (30°) for all the dimensions.
16 (22°,5) from diameter 170 and more.
It's possible to require some footlight steps for entrances and exits.
