Replacement of external windows at the District Court building in Grodzisk Wielkopolski

Summary

The contract covers the replacement of external window joinery in the District Court building in Grodzisk Wielkopolski at 3 Żwirki i Wigury Street, including window replacement in the basement, ground floor, first and second floors, repairs and renovation of attic windows, and internal and external plastering and painting works. The new windows must match the existing format and colour, be made of white laminated pine, have triple glazing and a whole-window heat transfer coefficient Uw of no more than 0.9 W/(m²·K). The works must be completed within 75 days of contract signing. Bids are due electronically by 11 September 2026 at 10:00. Evaluation is based on price (60%) and extended warranty (40%); the minimum warranty is 36 months and the maximum scored period is 60 months. No bid guarantee is required, but the successful bidder must provide 5% performance security and the required liability insurance before contract signing.