Master Flow's adjustable elbows are used to make turns in runs of round pipe and flexible duct through 90 degree . They have a sturdy galvanized steel construction and are simple to adjust. They are also crimped on one end to easily fit into a pipe or other fitting of the same diameter.
7 Inch 90-Degree HVAC Elbow Duct - Galvanized 30 Gauge Adjustable
Imperial Manufacturing 7 28 Gauge 90 Degree Galvanized Adjustable
Master Flow 7 in. x 7 in. Butterfly Damper BDD7 - The Home Depot
Duct Outlet 7 90 Degree Adjustable Elbow HVAC
IMPERIAL 7-in Galvanized Steel Round Adjustable 90 Degree Duct
7 Inch 90-Degree HVAC Elbow Duct - Galvanized 30 Gauge Adjustable
7-in Galvanized Steel Round Adjustable 90 Degree Duct Elbow
IMPERIAL 7-in Galvanized Steel Round Adjustable 90 Degree Duct Elbow
This Master Flow 10 in. x 3-1/4 in. 90-Degree Rectangular Elbow is made of galvanized steel. It has the ability to be cut to the angle you need to
10 in. x 3-1/4 in. 90-Degree Rectangular Elbow
Master Flow Part # 90E7 - Master Flow 7 In. 90 Deg. Turned
Imperial Manufacturing 7 28 Gauge 90 Degree Galvanized Adjustable
Master Flow 6 in. x 9 in. 90-Degree Oval Vertical Elbow OV90E6