The 2-1/2" FNPT Lead-Free Nickel-Plated Brass Check Valve features a stainless steel poppet, ensuring a reliable seal and preventing backflow. Made from lead-free materials, this valve is compliant with health and safety regulations, making it suitable for potable water applications. Its robust construction guarantees durability and resistance to corrosion. The FNPT connection allows for easy integration into existing plumbing systems. This check valve is ideal for various fluid systems, providing reliable performance and peace of mind in both residential and commercial settings.