Compatible with Delta 13 and 14 Series tub and shower systems using MultiChoice valves manufactured from 2007 to the present. Not compatible with older 1300 or 1400 Series systems. Designed for quick installation with no special tools or modifications required. Includes clear instructions for completing the installation in approximately ten minutes, saving time and effort. Features a reliable singlefunction pressurebalancing design that maintains water temperature within a safe range of ±3.6°F (±2°C). This helps prevent sudden temperature changes and ensures a comfortable, consistent shower experience. Each cartridge undergoes thorough quality testing before leaving the factory to ensure there are no leaks, providing longterm dependability. Use scenarios: Ideal for replacing worn or damaged cartridges in Delta 13/14 Series tub and shower setups, restoring smooth and accurate temperature control. Suitable for homeowners upgrading valve components to improve performance and reliability without replacing the entire shower system. for plumbers or contractors needing a dependable, fastinstall replacement part for Delta MultiChoice valve systems from 2007 onward. Specifications: Model: RP46074 Series Compatibility: Delta 13/14 Series tub and shower with MultiChoice valve (2007–present) Temperature Control: Pressurebalancing, singlefunction design Safe Temperature Range: ±3.6°F (±2°C) Leak Prevention: Factory tested for quality assurance Installation Time: Approximately ten minutes with included instructions This cartridge offers a dependable, straightforward solution for maintaining consistent water temperature and preventing leaks in compatible Delta tub and shower systems.