Premium Copper MaterialThe 1016S copper valve core set is crafted from high - quality copper. Copper is known for its excellent corrosion resistance, ensuring long - term durability even in water - rich environments. This makes the valve core highly reliable and suitable for a wide range of plumbing applications, reducing the need for frequent replacements. Distinctive Red - Blue Color Coded DesignThe red - blue color - coded design of this 1016S set is not only visually appealing but also highly practical. The red - colored valve core is typically used for hot water control, while the blue one is for cold water. This clear color - coding system makes it easy for installers and users to distinguish between hot and cold water lines, preventing incorrect connections and ensuring safe and efficient water flow regulation. Precise Flow ControlFeaturing a well - engineered internal structure, the 1016S copper valve core allows for precise flow control. Whether you need to adjust the water flow for a gentle stream or a full - force gush, the valve core responds accurately to your commands. This level of control ensures optimal water usage, saving water and energy while providing a comfortable user experience. Easy InstallationDesigned with user - friendliness in mind, the 1016S red - blue copper valve core set is easy to install. It comes with clear installation instructions and is compatible with most standard plumbing fixtures. Even those with basic DIY skills can install it without hassle, saving time and installation costs. Smooth Operation and Long - Lasting PerformanceThe valve core's smooth - moving components ensure effortless operation. You can turn the handle with ease, and the valve core won't get stuck or jam over time. Its long - lasting performance means that you can rely on it for years of trouble - free use, providing stable water flow control in your plumbing system.