Renewal of the heating system at GHS Gneisenaustraße

Summary

The tender covers renewal of the heating system at GHS Gneisenaustraße school in Duisburg. The works include dismantling and proper disposal of the existing domestic hot-water system, pipework and equipment; installation of a new heating distributor and heat exchanger; construction of heating pipework and insulation; installation of two buffer tanks and two hot-water stations; system filling, hydraulic balancing, commissioning and documentation. The works must be carried out from 5 April 2027 to 27 August 2027 at Gneisenaustr. 251, Duisburg. The tender deadline is 6 October 2026 at 10:00. Alternative tenders are not permitted. Participation requires proof of suitability, at least two comparable references, and the required liability insurance, registration, tax, subcontracting and tender documents.