Supply and installation of aluminium exterior window and door frames

Summary

The tender concerns the replacement of the aluminium exterior window and door frames for Het Martin Buber school in Kerkrade. The contractor must measure, supply, install, adjust, seal, finish and commission the complete aluminium frames, windows and doors, including glazing, insulated panels, hardware, fixings and related accessories, and must clean and test the completed work. The contract is planned from 6 November 2026 to 30 April 2027. Offers must be submitted electronically in Dutch by 8 October 2026 at 10:00. The award criterion is lowest price, and variants are not permitted.