AllPoints Foodservice Parts & Supplies 281927 is a high-quality insulation flue back designed for specific Frymaster models including MJ45, FM47, GF40, MJ47, and WFP347ECSE. Measuring 20" x 13", this durable component ensures optimal heat retention and energy efficiency in your fryer system. Its precise fit and robust construction help maintain consistent cooking temperatures, enhancing performance and prolonging equipment lifespan. Ideal for maintaining the efficiency of your Frymaster appliances, this insulation flue back is an essential part for any commercial kitchen.