This staircase, with a diameter of 120 cm, is suitable for room heights between 262 and 299 cm.
It includes 13 steps, including the landing.
Net clearance 50 cm
For a staircase with a diameter of 120 cm; the opening in the ceiling should be at least 130 cm x 130 cm square or fully open.
This staircase, with a diameter of 140 cm, is suitable for room heights between 262 and 299 cm.
It includes 13 steps, including the landing.
Net clearance 60 cm
For a staircase with a diameter of 140 cm; the opening in the ceiling should be at least 150 cm x 150 cm square or fully open.