Patent ID: 7665324

Claim:
A door duct assembly for a refrigerator, comprising: a cold air communication portion detachably installed on a door for opening and closing a storage space of a refrigerator main body, the cold air communication portion including a connecting duct selectively connected to a cold air duct of the refrigerator main body; a flow guide for defining a flow channel in cooperation with a door liner defining a rear surface of the door, the flow channel allowing a cold air supplied through the cold air communication portion to flow therethrough, the flow guide having a rear surface on which a flow channel formation rib is provided to define the flow channel; and an insulation flow channel body causing the flow channel defined by the flow guide and the cold air communication portion to communicate with each other, the insulation flow channel body being installed by inserting at least two flow channel bodies made of an insulating material into the rear surface portion of the flow guide.