The hygrostat-controlled high-capacity humidifier B 400 does away with too dry room air in office spaces, public authority buildings, nurseries, museums and similar large-scale workplaces. Whether you want to optimally humidify the entrance area of a savings bank, recreation rooms in retirement homes, corridors in the hospital, or the citizen service area of the municipal administration building: The mobile disc humidifier B 400 with its strong evaporation performance of 60 l/24h is ideal for almost unlimited air optimization of highly frequented areas sized up to 360 m² or 900 m³.