| 摘要 |
A prefabricated concrete panel for building floors in civil or industrial structures, comprising a concrete body with a reinforcement provided with portions which protrude from one of the larger faces of the body of the panel which constitutes extrados of a floor and are designed to be embedded in the casting of the topping of the floor. At least one first shaped sheet is provided inside the body of the panel, is made of thermally insulating material, is interposed between the two larger faces of the panel body and forms, between the two larger faces of the panel body, a ventilation chamber which is composed of a plurality of mutually connected cells. |
