The W.H 3"100, 4"10RW from MATCO NORCA is a versatile plumbing component designed for various applications. This product features a 3-inch diameter and is compatible with 4-inch systems, making it ideal for transitioning between different pipe sizes. Constructed from high-quality materials, it ensures durability and resistance to corrosion, suitable for both hot and cold water systems. The design adheres to industry standards, ensuring a secure and leak-free connection. This component is perfect for use in residential plumbing, irrigation systems, and industrial applications.