This 45 Degree Street Elbow is used to change the direction of flow by 45 degrees. 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. SCH 40 PVC pipe is easy to use and install and has a maximum working temperature of 140 degrees.