Mixproof Valve Manifolds
A mix proof valve manifold is an automated system of integrated mix proof valves that safely and efficiently routes multiple product and cleaning streams in a production lined, preventing cross-contamination between incompatible fluids while allowing simultaneous processing and cleaning operations. These systems are vital in hygienic industries like food and beverage, dairy, and pharmaceutical manufacturing for maintaining product integrity, optimizing production time, and ensuring compliance with strict hygiene standards.
How Mixproof Valve Manifolds Work:
- Automated Fluid Control: The system uses automated valves to control the flow of different liquids, acting like a “traffic cop” to direct them to their intended destinations.
- Prevention of Cross-Contamination: By using a double-valve system, product and cleaning solutions are kept separate. The valves are designed to prevent mixing of incompatible fluids, even during simultaneous operations like filling one tank while cleaning another.
- Simultaneous Operations: A single manifold can handle multiple processes at once, such as filling and emptying different tanks, while also performing a clean-in-place (CIP) cycle on another line without interruption.
- Centralized Control: The entire system can be controlled remotely via a PLC (Programmable Logic Controller) and may include integrated sensors, solenoids, and a fieldbus interface for status display and operation.
Key Benefits:
- Enhanced Productivity: By enabling simultaneous production and cleaning, these manifolds significantly reduce downtime and maximize production capacity.
- Improved Safety & Hygiene: The elimination of cross-contamination is crucial for maintaining the safety and quality of products, especially in food, dairy, and pharmaceutical applications.
- Increased Flexibility: Mixproof valve manifolds allow for flexible process management, allowing for easy changes in production routes and sequences.
- Automation: The system provides a safe, flexible, and automated alternative to manual hose systems, improving efficiency and reducing manual labor.
Common Applications:
These systems are widely used in:
- Food and Beverage Processing
- Dairy Production
- Breweries and Wineries
- Cosmetics and Pharmaceutical Industries

Featured Product:
D4 Series Double Seat Mixproof Valves
The next generation of mixproof valve technology is the result of continued development from both APV and Waukesha Cherry-Burrell process technologies. Used for the reliable separation of dissimilar fluids, the D4 Series helps fulfill todays customer demands for production flexibility, increased productivity, rapid return on investment (ROI), and improved product quality across the Food & Beverage, Dairy, Personal Care and Brewing process industries.