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The Hayward Y-Check Valve is a reliable and efficient solution for various applications, including pool and spa systems. This 2-1/2in valve features a PVC/EPDM design with a threaded connection, making it easy to install and maintain. With a cracking pressure of 1 psi, it ensures smooth flow and prevents backflow. Suitable for horizontal or vertical mounting, this valve can withstand temperatures between 40°F and 140°F and pressures up to 150 psi. Its high flow rate of 75 gpm makes it ideal for commercial or residential use, providing a consistent and safe water supply.