The minimum size duct allowed on most range hoods is 3 1/4″ by 10″ which is equivalent to a 6″ round. For use with rigid ductwork.
Product Contains: (1) – 3 1/4″ x 10″ Aluminum Elbow
Spec Sheet
Elbow
3 ¹ᐟ⁴" x 10"
Aluminum
What are you looking for?