The AllPoints Foodservice Parts & Supplies 322121 is a high-quality door top gasket designed for optimal performance. This black silicone compression gasket measures 24" x 27.5" and features a 3/8" wide by 1/2" high profile. Its four-sided design ensures a secure fit, while the retainer mount provides easy installation. Specifically compatible with the Winston HA4522 model, this gasket helps maintain temperature control and energy efficiency in foodservice applications. Durable and reliable, it is an essential component for maintaining the integrity of your equipment.