This vertical valve is designed to ensure unidirectional your plumbing system. Featuring dual external threads, it is easy to install and provides a secure fit. The robust brass construction durability, making it ideal for various applications, including residential and commercial plumbing. Features -Color:Golden -Material:Brass -Size:6.00X3.00X3.00cm/2.36X1.18X1.18in Thread Screw:1/2" -Brass construction: the 1/2 inch vertical check valve is made from brass, ensuring durability and performance in various applications -Precision thread design: features precision threading on both ends, making installation and connection easy and secure, enhancing overall efficiency and reliability -Dual external thread design: the dual external thread design allows for convenient installation and a larger diameter connection, resulting in higher work efficiency and greater flow capacity -Prevents backflow: this check valve is designed to allow media to only direction, preventing backflow and ensuring the proper functioning of fluid and pneumatic systems -Versatile applications: ideal for use in pump and compressor discharge, cooling towers, systems, pressure pumps, dust collection pumps, condensate lines, boilers, and other backflow prevention applications Package list: 3 x Brass Vertical Check Valve