AllPoints Foodservice Parts & Supplies 28-1093 is a high-quality foil insulation designed for optimal performance in commercial ovens. Measuring 20-1/2" x 20", this insulation effectively enhances heat retention and energy efficiency. It serves as a direct replacement for Vulcan Hart part number 405928-4, ensuring compatibility and reliability. Ideal for maintaining consistent cooking temperatures, this product is essential for any foodservice operation looking to improve oven efficiency and reduce energy costs.