The 4" PVC Back Pressure Valve operates within a pressure range of 10-50 psi, featuring a durable PTFE/FPM diaphragm for reliable performance. This valve is designed for industrial applications, ensuring optimal flow control and pressure regulation. Constructed from high-quality PVC, it offers excellent resistance to corrosion and chemical exposure. The valve's dimensions and specifications make it suitable for various systems, adhering to industry standards for safety and reliability. Ideal for use in water treatment, chemical processing, and other fluid management systems.