Modification of the heating system at Lohja Hospital

Summary

The procurement concerns the design and implementation of an approximately 1.5 MW air-to-water heat pump system for Lohja Hospital, connected to the hospital site's existing district heating network. The scope includes the procurement of suitable equipment, replacement of parts of the existing system, construction of a new technical room with building services installations, earthworks, and construction of a fenced enclosure and retaining wall. The contract is based on a design-and-build model and includes a development phase before construction, followed by a five-year extended warranty period and a service period including an energy savings guarantee and maintenance agreement; the service period details and duration will be defined during the procurement. The estimated value is EUR 3,360,000, the procedure is competitive dialogue, and applications must be submitted by 8 September 2026 at 09:00 UTC. Precise participation and qualification requirements must be checked in the official tender documents.