The Master Flow 3-1/2 in. x 10 in. Short Way 90-Degree Rectangular Elbow helps create right angle turns in rectangular stack duct runs. This elbow is made of zinc-coated, 30-gauge galvanized steel. You can install this elbow with sheet metal screws (not included). It is recommended to seal seams with code approved mastic, sealant or duct tape.
- Made of zinc-coated galvanized steel
- 30 gauge
- Helps create a right angle turn in rectangular stack duct runs
- Seal seams with code approved mastic, sealant or duct tape
- Install with sheet metal screws (not included)
- Recommended to insulate ductwork for greater system efficiency
- Features a minimum temperature rating of -100 degrees Fahrenheit and a maximum temperature rating of 390 degrees Fahrenheit