GRÖNSKAN, Sweden. Spiral stairs by a residential building

A Swedish client has order steel spiral stairs that became a communication system for the newly-built residential building. Manufactured and delivered construction is 11,254 mm high and protected from corrosion with galvanisation and powder painting with RAL 6009.

Spiral stairs are usually used where there is not much space for a different solution, this time though, this is a solution projected by an architect. Thanks to powder painting, the stairs add unique character to the residential building.

Technical data of the spiral stairs:

Height 11254 mm
Radius 1200 mm
Number of steps 22 and 20 per turn
Railings Pinnräcke
Filling (steps and landings) 2mm perforated plank
Anti-corrosion protection Galvanisation + powder painting