The Ultra Low NOx Burner Kit (U4403S-337/U4503-337/U460T-337) from Bradford White Corporation is designed to provide efficient heating while minimizing emissions. This kit is constructed from high-quality materials, ensuring durability and reliability. It is compatible with multiple Bradford White water heater models, making it a versatile choice for various applications. The kit includes all necessary components for easy installation, allowing for a quick setup. With a focus on safety and compliance with environmental regulations, this burner kit is ideal for both residential and commercial heating solutions.