The ELKAY MFG COMPANY Copper Tube measures 5/16 x 12 inches, perfect for a variety of plumbing and HVAC applications. Constructed from high-quality copper, this tube provides excellent thermal conductivity and durability. Its lightweight design allows for easy handling and installation, making it suitable for both DIY projects and professional use. The tube is compatible with standard fittings, ensuring a secure and leak-free connection. It meets industry standards for quality and performance, making it a reliable choice for any project.