Dolle LOFT LADDER Istruzioni per l'installazione - Pagina 5

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3. To make opening in ceiling:

We recommend that you wear goggles and mask for pro-

Figure 1

tection from falling dust and other particles from the attic.

Re move all items of furniture from the work area. Cover the

floor.

Frame and cut the opening through plaster/other ceiling

material. The size of the ceiling opening is stated on the

packaging. The opening must be at least 10 mm longer and

10 mm wider than the ladder casing. This allows space for

spacer blocks and ensures that the attic ladder is fitted per-

pendicularly. If the attic ladder cannot be fitted in the normal

way, i.e. parallel with the ceiling joists, contact a qualified

craftsman for advice. Figures 2, 3 and 4 show how to frame

the ceiling opening. If you fit the attic ladder parallel to the

existing ceiling joints, only single ceiling joists and single

transverse joists