AIR CONDITIONING AND VENTILATING DEVICE

摘要

An air conditioning and ventilating device which, in a cold region, can successfully supply fresh air to a target space by ventilation and in which freezing of a ventilation unit by cold supply air is suppressed. The ventilation unit (5) has an air supply duct (2) for supplying outdoor air to a target space and also has an air supply fan (52). An air conditioning unit (6) has a suction duct (7), an indoor heat exchanger (10), an outlet duct (8), and an indoor fan (11). A bypass duct (4) bypasses an introduction duct (21) of the air supply duct (2) and the outlet duct (8).