The T&S Brass 012443-40NS Eterna Cartridge RTC (hot) with Spring Check is engineered to deliver precision and reliability for plumbing and industrial applications. This robust cartridge features a spring check mechanism, ensuring efficient water flow control and preventing backflow, which is critical in maintaining system integrity in various environments. The inclusion of a bottom gasket enhances its sealing capability, providing an added layer of protection against leaks and ensuring a secure fit within the system. Notably, the cartridge is designed with low lead content, aligning with stringent industry standards for safety and environmental responsibility. This makes it suitable for applications that demand compliance with regulations regarding lead content in plumbing components. As a versatile and high-performance component, the T&S Brass 012443-40NS Eterna Cartridge is a valuable choice for professionals across multiple market segments, including hospitality, healthcare, and foodservice industries, where reliable hot water flow control is essential. The precise engineering and compliance features of this cartridge underscore its role as a critical component in maintaining efficient and safe plumbing systems. Its technical excellence and adherence to safety standards make it a standout choice in the marketplace for those seeking quality and reliability.