138cm X 68cm (54.25in X 26.75in)
Floor to ceiling height max. 336 cm
3-section wooden attic stairs
Casing: block board, 21.5 cm tall
Trapdoor: 56mm sandwich construction with insulation.
Insulation: 50 mm polystyrene.
Dovetail-joining of styles and treads
The trapdoor is mounted using concealed hinges, it can be painted or cladded if needed.