Hydronic Radiator and Thermostatic Valve Installation

The contract involves the installation of new radiators equipped with pre-adjustable thermostatic valves, specifically for a project located in Frankfurt am Main, under the authority of the US Consulate Frankfurt, part of the Department of State. The work requires full hydraulic balancing in accordance with the VDI 2035 and DIN EN 12831 standards to ensure optimal system performance, energy efficiency, and temperature regulation across the facility. All components must be properly sized and integrated into the existing hydronic heating infrastructure, with precision in valve calibration and system-wide flow distribution. The solicitation is classified as a subcontract under NAICS code 238220, which covers plumbing, heating, and air-conditioning contractors, and the response deadline for submissions is July 28, 2026, at 14:00 local time. No set-aside preferences or organizational type restrictions are specified, indicating an open competition among qualified subcontractors. The work will be performed entirely at the facility in Frankfurt am Main, with no additional location details provided in the documentation.