Replacement of heat sources and improvement of energy efficiency in schools under a design-and-build formula

Summary

The tender covers the replacement of heat sources and improvement of energy efficiency in five school and preschool buildings in Przeworsk Municipality. The contract is delivered under a design-and-build formula and includes surveys, building and detailed design documentation, obtaining the necessary permits, thermal insulation, replacement of windows and doors, a new heating system supplied by a new heat source, and associated construction and installation works. Bids may be submitted for all five lots. Completion is required by 23 October 2026. Offers are scored on price (60%) and warranty and statutory defect liability period (40%). A bid guarantee and performance security are required. The deadline for bids is 7 September 2026.