The Calgary staircase from DOLLE is a characteristic spiral staircase. It solves the requirement for a link between floors with very little space allowing you to utilise an area on the next floor taking up minimal floor area. The staircase is white and comes complete with 11 steps and a landing platform in beech multiplex. The pitch height can be adjusted with spacer rings from 20.4 to 23.4 cm depending on floor height. DOLLE fits directly onto the ceiling area and its also possible to adapt the platform on site to round ceiling openings.
The spiral staircase DOLLE Calgary is available in the two diameters
The Diamaters are 120 cm and 140 cm. It reaches a minimum floor height of 244.8 to a maximum of 280.8 cm. The spiral staircase provides great value for money remaining both modern and stylish. With a staircase with a diameter of 120 cm – the ceiling opening must be minimum 130 cm. Video instruction videos are available to aid safe installation.
Building law category: unnecessary staircase
The staircase complies with current European building standards defined in EN 1991 and EN 1993.
The staircase Calgary is certified for max. point load of 200 kg and max. total load of 620 kg.
The banister railing is approved for a horizontal load of 50 kg / meter.