The T&S Brass B-0456-04 Vacuum Breaker Assembly is an essential component designed for various plumbing and industrial applications, offering a reliable solution to prevent backflow contamination. This assembly is engineered with a 4-inch center mounting configuration, ensuring compatibility with a wide range of systems where precise installation is required. Featuring a 1/2-inch NPT connection, it provides a secure and standardized interface for seamless integration with existing pipe networks. The vacuum breaker assembly is equipped with a set screw fastening mechanism, which enhances its stability and ease of installation, making it a favored choice among professionals seeking efficient and dependable performance. This product is particularly valuable in maintaining system integrity by preventing reverse flow, safeguarding water quality in both commercial and industrial environments. Its robust construction and precise design underscore its suitability for use in settings that demand high standards of reliability and performance. The T&S Brass B-0456-04 Vacuum Breaker Assembly stands out in the market for its technical precision and practical application, making it a vital component for a diverse range of industries that prioritize safety and functionality in their plumbing systems.