The AllPoints Foodservice Parts & Supplies 741425 Refrigerator Door Gasket is designed to ensure optimal sealing and energy efficiency for your refrigeration unit. Measuring 21" x 29-3/4", this 4-sided gasket features a magnetic design for easy installation and a secure fit. Compatible with Dart and Perlick models, it helps maintain consistent temperatures, reducing energy costs and preventing spoilage. Durable and reliable, this gasket is an essential component for any commercial kitchen.