About 70% of U.S. homes constructed before 1980 use copper in part of their water supply system. This highlights the enduring importance of copper pipe fittings in plumbing systems. This guide explains the key copper fittings commonly found in plumbing. These fittings are used to join, redirect, and control the flow of water, gas, and refrigerant. You’ll encounter elbows, tees, …
Why 5 8 Copper Pipe OD is a Global Standard






