The Bradford White 265-48801-05-32 is an ultra low NOx burner assembly kit designed for models UPDX275T and UPDX75S55. This kit is engineered to reduce nitrogen oxide emissions, ensuring compliance with environmental regulations. Constructed from high-quality materials, it guarantees durability and efficient operation. The burner assembly is easy to install and integrates seamlessly with existing systems, making it suitable for both residential and commercial applications. Ideal for enhancing the efficiency of water heating systems, this kit promotes cleaner energy use while maintaining optimal performance.