For over a century, Helios Ventilator has stood for fresh, healthy air and, as one of Europe’s leading manufacturers of ventilation systems, continues to set new standards. With energy-efficient and visually appealing system solutions, the company offers tailor-made concepts for a wide range of applications – including in the field of school ventilation: Decentralised units with heat recovery, for example, are specially designed for individual rooms such as classrooms and are also ideal for retrofitting in existing buildings. For new buildings, central building systems with heat recovery offer a future-proof and sustainable solution.