New equipment was installed at the existing (older) production facility as part of the “Bosch” production complex in Šimanovci, and a need to install ventilation pipes – roof vents appeared.

On the roof, the roof covering was cut, i.e. roof layers: supporting trapezoidal sheet, thermal insulation and waterproofing for passage through the roof plane of pipes with a circular cross-section of approx. fi 400mm.

After the installation of the pipes, three roof penetrations were treated with a waterproofing membrane, according to the typical details of the waterproofing manufacturer.