The SEALFAST SC 300 is a 3-inch brass swing check valve rated for 125 PSI, designed to prevent backflow in fluid systems. Constructed from durable brass, this valve is ideal for various applications, including water and gas lines. Its swing design allows for efficient flow in one direction, ensuring optimal performance. This valve complies with ANSI standards, making it a reliable choice for industrial and commercial use. The 3-inch size provides a robust solution for larger piping systems, while its straightforward installation process makes it user-friendly.