The Whirlpool 2159082 Refrigerator Freezer Door Gasket - Black is a replacement seal designed to maintain an airtight closure on the freezer door, helping to ensure consistent internal temperatures. It works by compressing against the cabinet frame when the door is closed, preventing warm air from entering and cold air from escaping. This helps reduce frost buildup, supports energy ef... https://www.hnkparts.com/2159082-whirlpool-gasket-fip-ah