Otto Junker GmbH from Simmerath, a manufacturer of industrial furnaces and melting systems for metal processing, is expressing confidence according to industry reports – although the company primarily supplies foundries and steel mills, not the building materials industry directly. For Baustoffradar, this signal is nevertheless relevant: Junker furnaces are also used in the production of insulation materials made from mineral wool as well as in glass melting, both energy-intensive processes with a high CO₂ footprint. Whether the confidence is based on efficiency improvements or decarbonization technologies remains unclear – the report does not provide specific figures on energy savings or CO₂ reduction. Without technical details, it remains for now a general growth announcement.