The Whirlpool WP4-35260-005 Refrigerator Freezer Door Gasket helps maintain proper cooling efficiency by creating a secure seal around the freezer door. This replacement gasket is designed to fit along the edge of the freezer compartment, preventing warm air from entering and cold air from escaping during operation. It works by forming a tight barrier when the door is closed, supporting stable internal temperatures and reducing unnecessary strain on the appliance. A properly functioning gasket can help improve energy efficiency, minimize frost buildup, and maintain consistent food storage conditions. Suitable for compatible refrigerator models, this part offers a practical solution for restoring an effective door seal and supporting reliable freezer performance.