This Reznor venter gasket is designed for use with the FT30-125 unit. The gasket serves as a seal between the venting components to prevent the escape of gases and maintain efficient operation of the heating system. It is specifically manufactured to fit the dimensions and specifications of the FT30-125 model, ensuring compatibility and ease of installation. The material used in the gasket is selected for its durability and resistance to heat, contributing to the longevity of the seal and overall safety of the system.