RP70538 Replace the Cartridge to solve the problem of dripping water in the bathtub/shower faucet,prevents unwanted leaks. Compatible with Peerless Single Handle Tub and Shower Faucets Compatible with Delta Single Handle Tub and Shower Faucets Compatible with Delta Foundation Series RP70538 Single Function Pressure Balance Cartridge,can prevent you from cold water surprise during shower,protects you and your family from sudden water temperature changes. Note: shower cartridge replacement,(Not Included Check Valve RP73625) RP70538 replacement cartridge kit comes with 1-Year Warranty. Specifications: Color: Chrome Model: RP70538 Shower Cartridge Material: Plastic, Metal Dimension: Height: 3.15 inch (80mm). Width: 1.57 inch (40mm)