NIBCO 3" x 1" Copper Alloy Drain Coupling

The NIBCO cast bronze solder pressure reducing coupling is used in residential and commercial plumbing applications. The reducing coupling features solder cups. The fitting provides a means of connecting larger size tube to smaller size tube. Please refer to NIBCO technical data sheets and catalogs for engineering and installation information. In addition to its inherent qualities of beauty, durability and low maintenance, copper's reusability makes it an ideal application in sustainable projects. NIBCO ...