Domenico Marino, Member of the Board of Knauf Interfer, adds: "We are pleased to work with ArcelorMittal and take this important step towards reducing CO2 emissions along the value chain. Sustainability is the dominant theme. In my view, the ArcelorMittal – Knauf Interfer – customer supply chain is excellently positioned for this. This partnership enables us to offer our customers high-quality and more sustainable product alternatives and at the same time make a positive contribution to environmental protection."