The Optima spiral staircase is very appreciated for its stability and easy installation.
This is a model suitable for external use thanks to its galvanization’s treatment.
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Optima, a steel spiral staircase treated through liquid zinc immersion at 800°; this process makes the product resistant to atmospheric agents. PVC handrail for a better handhold. The banister composed of 3 spindles each tread is a guarantee for children’s safety.
Adjustable stair height with universal landing to be fitted to wells of any shape: round, square or for mezzanine floors.
The staircases have an adjustable riser (A) suitable for any environment.
The staircase’s rotation, clockwise or anticlockwise can be decided during the installation.
Arrival landing calculated in cm for every staircase’s diameter, according to the measure and shape of the well.
Recommended well size: at least 10 cm bigger than the diameter of the spiral staircase.
Packaging weight: between 190 and 230 Kg. Dimensions : cm 114x 87 x 67, volume : 0,66 mc.
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