A stainless steel flush elbow is a type of plumbing fitting that is used to connect two pipes at a 90-degree angle. It is called a "flush" elbow because it is designed to sit flush against a wall or other surface, allowing for a clean and streamlined installation. Stainless steel is a popular material for flush elbows because it is highly durable and resistant to corrosion, making it ideal for use in plumbing systems. It is also easy to clean and maintain, which is important for maintaining the hygiene and functionality of a plumbing system. Flush elbows are commonly used in residential and commercial plumbing applications, such as in bathrooms, kitchens, and utility rooms. They are typically used to connect pipes that are running vertically or horizontally, allowing for the smooth flow of water or other fluids. Overall, stainless steel flush elbows are a reliable and long-lasting option for connecting pipes at a 90-degree angle, providing a secure and leak-free connection.