Ideal-Air Adjustable 90º Elbow Ducting -- 10 inch
Strengthening beads ensure a stiffer, round elbow and a better seal. All elbows come standard with one end crimped. Ideal-Airâ„¢ adjustable elbows are used to make turns in round pipe and flexible duct through 90 degrees. They have a sturdy galvanized steel construction and are simple to adjust.