The 1-1/4" FNPT Brass Check Valve features a durable brass construction and a Viton rubber poppet, ensuring reliable performance in various applications. This valve is designed to prevent backflow, making it ideal for plumbing and industrial systems. With a female NPT connection, it easily integrates into existing piping systems. The robust materials provide excellent resistance to corrosion and wear, while the Viton rubber ensures a tight seal under varying pressure conditions. This check valve meets industry standards for quality and safety, making it a dependable choice for both residential and commercial use.