The Krowne DX-322 button valve is a premium replacement component designed specifically for the Diamond Series pre-rinse spray head (DX-129). Engineered for commercial kitchens, this button valve ensures smooth and consistent water flow control, making it an essential upgrade for your pre-rinse system. Built with durability in mind, it withstands heavy daily use while maintaining efficiency and performance. Whether you're maintaining existing Diamond Series units or upgrading for better reliability, the DX-322 is a smart choice for restaurants and foodservice operations. With a limited lifetime warranty, this part provides peace of mind and long-term value, ensuring your pre-rinse system operates at peak efficiency without frequent replacements.