Framework agreement for glazing works

Summary

The tender concerns a framework agreement for glazing works during the renovation and maintenance of the Municipality of Isernhagen’s properties, covering approximately 86 properties and 219 use units. The maximum contract term is four years. The estimated pricing structure comprises 30% hourly-rate work, 70% mark-up or discount on STLB 661 (July 2023) price-list items, and approximately 50 journeys per year. The bidder must be a qualified master craft business and submit the required certificates before award. The bid must be submitted electronically in text form through the designated procurement platform by 5 October 2026. Price is the award criterion, and alternative bids are not permitted. Price adjustments may be requested once a year from 1 July 2027, subject to the specified indexation procedure and a maximum annual change of 5%.