Two examples involve air-facet economizer cooling and ventilative pre-cooling. In other scenarios, ventilation for indoor air good quality contributes to the necessity for – and Vitality use by – mechanical heating and cooling machines. In sizzling and humid climates, dehumidification of ventilation air could be a very Power-intense approach. KONE https://kitchenextractsystems45667.ampedpages.com/detailed-notes-on-lift-shaft-ventilation-57361717