The 1 766C-QT PVB from Watts Regulator Company is a high-performance pressure vacuum breaker designed for backflow prevention in irrigation systems. This model features a durable construction that withstands harsh environmental conditions. With a compact size, it is easy to install in various locations. The pressure vacuum breaker is designed to operate under standard pressure ratings, ensuring reliable performance. Its threaded connections allow for seamless integration into existing systems. This product complies with industry standards, providing peace of mind for users concerned about water safety.