For over a century, Helios Ventilatoren has stood for fresh, healthy air and, as one of Europe’s leading manufacturers of ventilation systems, consistently sets new standards. With energy-efficient and visually appealing system solutions, the company offers tailored concepts for a wide range of applications – including school ventilation: decentralized units with heat recovery, for example, are specifically designed for individual rooms such as classrooms and are also ideal for retrofitting in existing buildings. For new constructions, centralized building systems with heat recovery provide a future-proof and sustainable solution.