Periodic ventilation keeps more pollen out than tilted-open windows

One in five persons in Germany suffers from a pollen allergy. During pollen season, the question of how to air rooms without triggering allergies constantly arises. A team at the Professorship of Ecoclimatology at the Technical University of Munich (TUM) systematically investigated pollen concentrations in office spaces and derived practical tips for airing rooms from the data. (Mehr in: Pressemitteilungen – idw – Informationsdienst Wissenschaft)