Compatible with: Designed specifically for Delta Monitor Shower Cartridge and Delta 13/14 Series Shower Valve models. replacement for Delta RoughIn units R1000, R1100, R1800, and R2200. Not compatible with Delta 1300 or 1400 Series. Please verify your valve model before to ensure proper fit. Reliable pressure balance: Built with a dependable pressure balance mechanism that keeps water temperature steady within ±3.6°F (±2°C). Helps safeguard against sudden changes in hot or cold water pressure, providing a consistent and safe shower every time. Durable construction: Made from heavyduty plastic that is strong, clean, and resistant to corrosion. Engineered to last and reduce the need for frequent replacements. Includes two additional black rubber washers to enhance sealing performance and extend product life. Quick and easy installation: No need to hire a plumber. This cartridge can be installed easily using basic tools. Ideal for stopping leaks, restoring proper valve function, and improving water control. For results, thoroughly clean the old valve cavity before inserting the cartridge. Practical applications: Restore consistent water temperature in showers that experience sudden hot or cold bursts. Fix leaking shower valves quickly and affordably without professional service. Improve the performance and lifespan of your Delta 13/14 Series shower system. Technical details: Material: Heavyduty plastic with corrosion resistance Compatibility: Delta 13/14 Series Shower Valve, R1000, R1100, R1800, R2200 Includes: Cartridge unit plus two extra black rubber washers Performance: Maintains temperature accuracy within ±3.6°F (±2°C) This replacement cartridge offers a dependable, longlasting, and straightforward solution for keeping your Delta shower system working at peak performance.