The Hi-Altitude Burner Kit for Natural Gas M1TW40S by Bradford White is designed for high-efficiency water heating applications. This kit is compatible with FVIR (Flammable Vapor Ignition Resistant) systems, ensuring safety and compliance with industry standards. It features durable construction materials that withstand high temperatures and pressures, making it ideal for residential and commercial use. The kit includes all necessary components for installation, ensuring a seamless transition to high-altitude operation. Dimensions and specifications are tailored to fit Bradford White water heaters, enhancing performance and reliability.