主权项 |
1. A wall element for temporary isolation of a building site, wherein the wall element has two inner columns, both inner columns having a fixed support for holding a wall panel, and a first wall panel arranged between said fixed supports, wherein the wall element comprises two outer columns partially surrounding the two inner columns, both outer columns having a fixed support for holding a wall panel, and a second wall panel arranged between said fixed supports, wherein the two inner columns and the two outer columns are configured to be moved relative to each other in the longitudinal direction of the columns so as to adjust the length of the wall element to match the room height of the building site to be isolated wherein the wall element comprises at least one spring which is arranged to exert a force between the two inner columns and the two outer columns to move them relative to each other in the longitudinal direction of the columns so as to secure the wall element between a floor and a ceiling. |