Increase the maximum ceiling height of your loft ladder by adding an additional tread. The Comfort loft ladder is by default delivered with 11 treads - add maximum 1 extra tread. The comfortable steel ladder from DOLLE has an extra deep tread measuring 13 cm for optimal comfort. The steel ladder comes powder coated in anthracite (RAL 7016). The additional tread is developed for steel ladders on loft ladder models clickFIX® comfort, clickFIX® thermo comfort and REI45 comfort. The table below clarifies the possibilities for extension, dependent on loft ladder model.