The 4" CPVC Back Pressure Valve is designed for high-efficiency fluid control, operating within a pressure range of 10-150 psi. This valve features a PTFE/FPM diaphragm, ensuring excellent sealing and durability in harsh environments. Its flanged ends facilitate easy installation and integration into existing systems. Constructed from high-quality CPVC, it offers superior resistance to corrosion and wear, making it ideal for chemical processing and water treatment applications. This valve meets industry standards for safety and reliability, ensuring optimal performance in demanding conditions.