Windows and roller shutters

Summary

The tender covers the removal of existing windows and roller shutters and the supply and installation of new PVC windows, glazing, roller shutters, interior window sills and related works for the renovation of a multi-family residential building at Straße der Einheit 31, Oranienburg. The works include approximately 10 existing double-box windows, additional single-glazed and insulated-glass windows, 47 window rebate ventilators, various window types and terrace doors, and basement windows. The new windows generally require triple insulating glazing, a Uw value below 0.9 W/m²K, a Ug value of approximately 0.5–0.6 W/m²K, wind resistance class 2, and the specified sound insulation classes 3 or 4. Roller shutters must comply with wind resistance class 4. The bidder must submit a complete priced bill of quantities, product information, equivalence evidence where the specified reference product is not offered, and the required suitability declarations and evidence. Price is the only award criterion. The bid deadline is 21 October 2026 at 10:00, and the bid must be prepared in German.