Irish construction materials manufacturer Kingspan has acquired a majority stake in German insulation specialist STEICO, marking a significant consolidation in the European sustainable building materials sector. The takeover gives Kingspan control over one of Europe's leading producers of wood fibre insulation products, which are increasingly specified in low-carbon construction projects. The acquisition reflects growing investor interest in renewable insulation materials as thermal performance requirements tighten and embodied carbon becomes a key specification criterion. Further financial details of the transaction have not been disclosed.