The Round Short Freeze Prevention Heater by Noritz America Corp is specifically designed to prevent freezing in tankless water heating systems. Made from high-quality materials, this heater ensures efficient heat distribution and durability. Its compact round design allows for versatile installation options, making it suitable for various applications. Compatible with multiple Noritz models, it is essential for maintaining optimal performance during winter months. Compliant with industry standards, it provides reliable freeze protection for both residential and commercial systems.