B & K Industries 90 Degree Elbow, Galvanized Steel 3/4 in.

The 90° Elbow has a variety of uses but its primary use is to change the direction of two pipes to a 90° angle. Two screws are included with the fitting. Each end of the fitting allows for a pipe end to be inserted to meet the opposite pipe end.
Hot-dipped galvanized or black electrophoretic coating for corrosion resistance
Iron construction for durable performance
Easy installation and removal, no permanent connections
No special tools needed
Use an Allen Wrench for connections
Able to operate in temperatures ranging from -20°C to 300°C