Spring for Eterna Cartridge with Spring Checks

The Spring for Eterna Cartridge with Spring Checks is a precision-engineered replacement component designed to maintain proper functionality of T&S Eterna cartridges. This spring plays a critical role in regulating the opening and closing of the spring-check mechanism, ensuring consistent water flow and preventing crossflow or backflow within the system. Manufactured to OEM specifications, it provides a precise fit and dependable performance in demanding commercial and residential applications.