This Galvanized 90 Degree Street Elbow is used to connect a pipe to a fitting at a 90 degree angle. It can be used in many plumbing applications, including water supply, drainage, sewers, vents, central vacuum systems, compressed air and gas lines, heating and air conditioning, sump pump drains, and other locations where plumbing fittings would be used to join sections of pipe. It is equipped with a galvanized corrosion-resistant and rustproof coating.