Kenmore range hoods are designed to perform efficiently when attached to long runs of duct. As a point of
reference, this hood will function at approximately 80% of its rated air flow when 150 equivalent feet of 6"
round ductwork is attached. Use this chart to calculate the equivalent duct length of your system.
Broan Model 401
Straight Duct
3¼-in. x 10-in. x 2-ft. long
Equivalent length
2 ft.
Broan Model 406
Straight Duct
6-in. round x 2-ft. long
Equivalent length
2 ft.
Broan Model 419
6-in. Round Elbow
Equivalent length
8 ft.
Sears Model 59581
3¼-in. x 10-in. to
6-in. Round Transi-
tion
Equivalent length
5.5 ft.
Broan Model 412H
3¼-in. x 10-in. to
6-in. Round
Transition
Equivalent length
5.5 ft.
All manuals and user guides at all-guides.com
EQUIVALENT DUCT LENGTH CHART
Broan Model 428
Right-angle Elbow
Equivalent length
Broan Model 429
Right-angle Flat
Equivalent length
Broan Model 430
Equivalent length
Broan Model 431
Equivalent length
Sears Model "Ducting Accessories" available by calling:
Broan Model "Ducting Accessories" available by calling:
6
3¼-in. x 10-in.
8.5 ft.
3¼-in. x 10-in.
Elbow
24 ft.
3¼-in. x 10-in.
Right-angle
Short
Eave Elbow
15 ft.
3¼-in. x 10-in.
Right-angle
or 3¼-in. x 10-in. duct)
Long
Eave Elbow
30 ft. (7-ft. w/o damper)
15 ft.
Sears at 1-800-4-MY-HOME
Sears at 1-800-558-1711
Sears Model 59691
6-in. Round
Wall Cap
Equivalent
length
34 ft.
(6-ft. w/o
damper)
Sears Model
59391
3¼-in. x
10-in.
Wall Cap
Equivalent
length
45 ft.
(7-ft. w/o damper)
Sears
Model 59091
Roof Cap
(accepts 7-in. round
Equivalent length
®