An Elbow 90° is a plumbing fitting used in a plumbing system to change the direction of water flow at a 90-degree angle. The Elbow 90° is typically used in situations where a plumbing system needs to navigate a corner, to connect pipes at a right angle or to accommodate for limited space. It is available in various materials such as brass, PVC, and copper, allowing it to cater to different plumbing system requirements, and is available in different sizes to accommodate a range of pipe diameters, ensuring compatibility with various plumbing installations.