To prevent the vibration noise of a filter mounted on a duct and to prevent the falling of the filter from the duct in a freezing machine room air intake structure of a cooling storage.

This cooling storage wherein a condenser is mounted in the freezing machine room, and the condenser is cooled by the outside air sucked into the room through a suction portion formed on a front panel defining the freezing machine room, comprises the duct located between the condenser and the front panel and mounted between the condenser and the suction portion of the front panel, the filter mounted inside of the duct, and a guide elastically mounted on a fixing part for fixing the filter, and adhered to the filter.