21-308L 21-309L Cold and Hot Valve Repair Kit Fit for Krowne Royal Series Faucet/Pre-Rinse Units, 1/4 Turn Ceramic Cartridge without Handle,1 Pair

["Applicability and Compatibility: 1/4 turn cold ceramic cartridge fit for Krowne Royal Series Faucet/Pre-Rinse Units, replace cold water valve cartridge 21-308L and hot water valve cartridge 21-309L. Suitable for commercial kitchens, restaurants, bars, etc","High Quality: Made of high-quality stainless steel and ceramic, with high hardness, resistance to high and low temperatures, wear resistance, smooth operation, and good sealing to effectively prevent leakage; it also meets lead content standards, ensuring clean water supply in commercial or residential environments","Superior Performance: This hot and cold water valve core controls water flow and pressure; the built-in check valve prevents backflow and maintains stable water pressure, suitable for environments with frequent use, providing stable water flow and temperature control","Easy Installation: Simple installation, saving time and effort; ensure correct dimensions before installation","Package Contents: 1 Pair Hot and Cold Ceramic Valve Cores"]