The 3" x 2" Aluminum Coupler x Female – Type D is a high-quality pipe fitting designed to connect a 3-inch pipe to a 2-inch pipe with a female threaded connection. Made from corrosion-resistant aluminum, it combines strength and lightweight properties, ensuring durability in various systems. The Type D specification ensures compatibility with standard components, offering a secure, leak-proof connection for fluid and gas transfer in plumbing, HVAC, and industrial applications. This coupler provides an efficient and reliable solution for transitioning between different pipe sizes.