Round 45° Elbow 26, gauge 24.22, and 20 galvanized steel ( thickness recommended by SMACNA). Duct liner insulation (optional).
The Round 45° Elbow is the product you didn't think you need, but once you have it, something you won't want to live without.
Inventory Last Updated: Dec 05, 2021
Inventory Last Updated: Dec 05, 2021