| 摘要 |
<p>The invention relates to a sandwich panel for roofs of building in general, wherein the outer face (2) is profiled with deep ribs or according to the aspect of roof tiles. For fixing the panel to the roof understructure, inside thereof reinforcing elements are provided which can be engaged by screws; this allow to secure the panels from below rather than from above, thereby keeping their bottom face (3) unchanged and thin.</p> |
