The 3" FNPT Double-Tap Brass Check Valve from Strataflo Products is engineered for optimal flow control in plumbing systems. This valve features a double-tap design, which enhances its effectiveness in preventing backflow. Constructed from high-quality brass, it includes a Buna-S rubber poppet for superior sealing. The 3-inch female NPT connection ensures compatibility with standard piping systems. Suitable for both residential and commercial applications, this check valve is a reliable choice for maintaining fluid integrity and compliance with industry standards.