Dolle Calgary Spiral Stair Black 244-280cm

Description The Calgary staircase from DOLLE is a characteristic spiral staircase that  combines design and comfort at an attractive, affordable price. 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 black and comes complete with 11 steps and a landing platform in black laminate. The pitch height can be adjusted with spacer rings from 20.4 to 23.4 cm depending on floor height. The staircase complies with current European building standards defined in EN  1991 and EN 1993. Features: floor to floor height - 244.8 - 280.8cm diameter - 120cm number of risers - 12 number of treads -11 tread rise - from 20.4 to 23.4 cm per tread (depending on floor-to-floor  height) tread material - black laminate tread finish - varnished structure material - metal structure finish - powder coated colour of structure - black for indoor use max. point load - 200kg max. total load - 620kg banister railing max. horizontal load - 50kg per meter