UNION Instruments GmbH is a German, internationally oriented manufacturer of devices and systems for gas and water measurement technology. For almost 100 years, the name has stood for high-performance measurement technology, maximum measurement accuracy, quality and safety. We specialise in determining the energy content (calorimetry) and composition (analysis) of almost all gases in industry. We offer our customers not only flexibly configurable individual devices, but also perfect complete solutions (systems). The special feature of such a complete solution lies in the integration of different measuring methods into a user-specific overall system. The customised offer includes all steps: from consulting and planning, engineering and installation to commissioning on site.