Wall, roof and floor construction
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Wall, roof and floor constructions
By default, walls, floor and ceiling have internal constructions.
To reassign a wall, roof or floor, to becoming external, drag a new external construction from the palette to the surface in the 3D view. Double click on the surface in the 3D view to open the wall dialog. Right click and choose Delete to remove the construction assignment.

Figure 13. Wall dialog for internal wall, floor and ceiling
Construction To choose wall construction, click on the right arrow with the left mouse button and choose “Load from database”. Click the hyperlink to open the construction dialog, Figure 15.
Flipped If checked, the wall layers of the internal wall are counted in the opposite order.
Inner surface The inner surface describes the optical properties of the inner surface of the wall.
Outer surface The outer surface describes the optical properties of the outer surface of the wall.

Figure 14. Wall dialog for external wall, floor and roof

Figure 15. Construction definition dialog