PR - S011 - Spiral Staircase

Floor height
3000mm–3500mm

Step width
700mm–800mm

Riser
Open riser spiral configuration (approx. 180mm–210mm per step)

Stair beam
Central structural column pipe; carbon steel with a matte black powder-coated finish.

Tread
Triangular wedge-shaped steel pans with solid wood overlay boards; natural polished oak or maple hardwood finish with straight-cut edges.

Baluster
Vertical round pickets / bars; carbon steel with a matte black powder-coated finish, closely spaced for a traditional safety barrier.

Handrail
Curved continuous round profile; matching solid wood (natural oak or maple) with a smooth polished finish.

Railing
Closely spaced vertical black steel balusters forming the protective screen, attached to the outer edge steel frame of the steps.