The Aquatrol 560-ED 50PSI 650 /hr Safety Pressure Relief Valve is a high-quality valve designed for industrial use. Made of brass with a 1-inch inlet diameter, this valve is manufactured in the United States by Aquatrol. It is a reliable solution for regulating pressure and preventing overpumping in hydraulic, pneumatic, pump, and plumbing systems. The safety pressure relief valve ensures that excess pressure is released efficiently, making it a crucial component for maintaining system safety and efficiency.