Installation of fire-resistant door elements (DIN 18360)

Summary

The tender concerns the installation of fire-resistant door elements in the basement and ground-floor areas of an existing building. The works include installing eight T-30 sheet-metal doors of various sizes, an aluminium/glass T-30 element with a toplight and fixed side panel at the stairwell on the ground floor, and two similar doors on the upper floor. The stairwell elements must each have a second door handle positioned 170 cm above the finished floor level and a door guard. The tender is open and the submission deadline is 22 September 2026 at 00:00.