The TRUE 201950 3/8" Magnetic Door Gasket 21.5" x 31.25" serves refrigerators by delivering both energy efficiency and precise temperature regulation. This durable gasket maintains a tight 3/8-inch thickness to provide weatherproof performance through an impervious cold-air barrier that stops air leaks while saving energy. The product features high-quality flexible material that lets you install it easily with perfect alignment. The gasket serves foodservice operations and restaurants alongside refrigeration applications by keeping storage conditions proper and extending equipment life while reducing energy costs.