Device for air conditioning a number of rooms having mutually different heat requirements, preferably rooms having a heat requirement varying with time

摘要: A system for air conditioning buildings in which the heat generated by bulbs lighting fixtures selectively is used to room, or carried away with exhaust air. The injects central into room adjacent fittings, and from conducted first through outside window area then either a path direct contact bypassing bulbs. Dampers are provided control proportion of flow two paths thereby on one hand portion discharged other hand. dampers controlled accordance demand an auxiliary heater injected air, operation when do not supply sufficient maintain desired temperature space.