| 摘要 |
<p>A device (1) for verifying and controlling the performance characteristics of a roof (2), constituted by at least one sheet (10), which can be applied at a roof (2) below the covering layer (4). The sheet has, on the surface (11) that is directed toward the covering layer (4) and in the region that is adjacent to the eaves (12), at least one means (13) adapted to detect the presence of an infiltration of water.</p> |
