The Hayward Industrial Products 1-1/2" PVC Pressure Relief Valve is designed to operate within a pressure range of 10-150 psi. It features a PTFE/FPM diaphragm and NPT ends for secure connections. This valve is constructed from high-quality PVC, ensuring durability and resistance to a variety of chemicals. Ideal for pressure regulation in industrial applications, it helps prevent overpressure situations, protecting your system from potential damage. Its reliable design and easy installation make it a vital component for maintaining safe operating conditions.