| 摘要 |
A lightweight, dimensionally stable structural unit (12) for use as facing on houses and other buildings. The unit comprises a core (10) of foam glass, a layer (11) of fibre-reinforced concrete enclosing the foam glass core (10), and an interconnecting layer (13) of asphalt or silica glue and of wet-strength fibreglass reinforced cardboard or a fibreglass mat, such as a textile cloth of polymer glass fibre. |
