DNA Stairs

 Check out this new spiral stair that flows elegantly from one level to another …


Concept… The Strand

The single defining feature of the DNA stair is that it should look like a DNA strand. This look is achieved by the central staircase support and balustrade, which I have dubbed the ‘strand’. The domestic DNA strand consists of 3 main elements:

  • A large diameter helical tube which supports the treads and inner balustrade.
  • A small diameter helical tube that forms the inner handrail.
  • Balusters which support the handrail and links the two helical tube