The 4" X 2" S40 PVC Reducing Coupling by Milissa Dirks is designed for efficient plumbing connections. This coupling is made from high-quality PVC, ensuring durability and resistance to corrosion. It features a standard S40 design, making it compatible with various plumbing systems. The dimensions of this coupling allow for a seamless transition between different pipe sizes, specifically from 4 inches to 2 inches. Ideal for both residential and commercial applications, this coupling meets industry standards for reliability and performance.