Air tower with heat trap compartment for top mount freezer refrigerator

摘要

An air tower is provided for a refrigeration appliance that has a first cooled compartment and a second cooled compartment. The air tower has a diffuser section with a plurality of vent outlets to communicate with the first cooled compartment. A central duct section is defined by walls extending away from the diffuser section. An outlet is located at an end of the central section opposite the diffuser section to communicate with the second cooled compartment. A heat trap compartment is formed along one of the walls defining the central duct section. The heat trap compartment may communicate with a defrost heater.