Certified Projects


Our solutions for sustainable construction projects

Ranging from geothermal energy systems to concrete core tempering and highly thermally insulated window profiles – our system solutions cover all principles of energy efficiency. Developed in close exchange with our network partners – institutes, research centers and universities, our suppliers and, most of all, our customers – our solutions comply with the requirements of sustainable construction projects. Our greatest accolades are the certificates for projects in which our solutions are used.