| 摘要 |
<p>A sandwich roofing panel for private houses or extensions comprising a rigid exterior facing resembling tiles or slates, a thermal and sound insulating core, a stiffening composite or metallic facing and a decorative underface in plaster, panelling etc. The panel allows the application of a complete roof in one operation, giving weather tightness and thermal and sound insulation (with the possibility of integrating heating) and a decorative ceiling.</p> |
