The KIT-ASSY ULTRA LOW NOx BURNER (URG1D(40S,50T-475)) from Bradford White is engineered to meet stringent emissions standards. This ultra-low NOx burner assembly is designed for optimal combustion efficiency, reducing environmental impact. Made from high-quality materials, it ensures durability and long-lasting performance. The kit includes all necessary components for installation, making it ideal for service professionals. With compliance to ANSI and UL standards, this burner assembly guarantees safe and efficient operation in residential heating systems.