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Expert panel

Water and energy efficiency: innovations in the sanitary industry

26 Mar 2025

Experts from Hansgrohe, Viega, and Kemper discuss innovative approaches to significantly reduce water consumption and energy use in buildings, while consistently maintaining high hygiene standards.

Stefan Oberdörfer (VDMA) talks with experts from Hansgrohe, Viega, and Kemper about innovations aimed at improving water and energy efficiency in the sanitary sector. Jan Fullert (Hansgrohe) introduces water-saving technologies that can significantly reduce CO₂ emissions. Dr. Christian Schauer (Viega) explains technical solutions for energy efficiency in hot water systems, emphasizing the importance of hygienic operations to prevent legionella growth. Timo Kirchhoff (Kemper) demonstrates how smart hygiene systems reduce water waste and enable meaningful reuse of flushing water. Collectively, they highlight the importance of holistic solutions to optimize both water usage and energy efficiency.

Stefan Oberdörfer (VDMA) in conversation with: 

  • Jan Fullert (Sustainability Expert, Hansgrohe)
  • Dr. Christian Schauer (Director Drinking Water Competence, Viega)
  • Timo Kirchhoff (Head of Product Management, Kemper)

This panel was supported by VDMA

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