Equivalent Duct Length Chart - Kenmore 233.5230 Series Use & Care / Installation Manual

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.

EQUIVALENT DUCT LENGTH CHART

Broan Model 428
3¼-in. x 10-in.
Right-angle Elbow
Equivalent length
Broan Model 429
3¼-in. x 10-in.
Right-angle Flat
Equivalent length
Broan Model 430
3¼-in. x 10-in.
Right-angle
Eave Elbow
Equivalent length
Broan Model 431
3¼-in. x 10-in.
Right-angle
Eave Elbow
Equivalent length
Sears Model "Ducting Accessories" available by calling:
Broan Model "Ducting Accessories" available by calling:
6
8.5 ft.
Elbow
24 ft.
Short
15 ft.
or 3¼-in. x 10-in. duct)
Long
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
®