Round 45° Elbow 26, gauge 24.22, and 20 galvanized steel ( thickness recommended by SMACNA). Duct liner insulation (optional).
The Round 45° Elbow is evocative, to say the least, but that's why you're drawn to it in the first place.
Inventory Last Updated: Sep 18, 2021
Inventory Last Updated: Sep 18, 2021