| 摘要 |
A plastic film, intended as sealing material in buildings, shall be able to pass through beams, cables and the like. According to the invention, at the passage areas (2), the plastic film (1) is fitted with an additional film (4) located on the same plane, at which both films (1, 4) are around the passage areas (2) closely connected with each other, so that the additional film's (4) material outside of the passage points (2) can be made to closely connect the through beams (3), cables and the like in and for bringing about the intended close connection.<IMAGE> |
