Add a 90° turn to your Deep Profile 5 in. Pro Series™ Channel Drain layout without the hassle of having to saw a straight channel drain and grate to miter an angled turn. The 5 in. Pro Series Channel Drain 90° Elbow and Grate takes care of the hard work for you, and is ready to connect to your system with built-in interlocking joints. Channel is made of polypropylene and grate is made of light gray polyethylene treated with UV inhibitors.