Oatey 1/2" Copper Plated Split Ring Pipe Tubing Hanger for securing DWV pipes to wooden rafters, walls, or joists. Made of copper with a bronze/copper metallic finish, this split ring pipe hanger offers durability and resistance to corrosion. Measuring 1" in height, depth, and width, the split ring design enables easy installation and allows for the expansion and contraction of multiple pipes.