This Lochinvar burner fiberboard is a key component in heating systems, specifically designed to enhance the efficiency and performance of the unit. The product, made from high-quality, heat-resistant materials, serves as an insulation board that helps in maintaining the temperature within the burner. It is compatible with various Lochinvar models and is known for its durability and reliability. The dimensions of this fiberboard are specifically designed to fit seamlessly into the designated space within the heating system. Its primary function is to provide a barrier between the burner flame and the outer casing of the unit, thus preventing any potential damage due to excessive heat exposure.