The JG DOUBLE CHECK VALVE 15MM (5 BAG) is a reliable valve designed to prevent backflow in fluid systems. This 15mm valve is constructed from high-quality materials, ensuring durability and long-lasting performance. It meets industry standards for safety and compliance, making it suitable for both residential and commercial applications. The double check design provides an extra layer of protection against contamination, making it ideal for potable water systems. This product comes in a convenient 5-pack, perfect for contractors and plumbing professionals.