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KenmorerangehoodsaredesignedtoperformefficientlywhenattachedtoIongrunsofduct.Asapointofreference,thishood
wilIfunctionatapproximately80%ofitsratedairflowwhen200equivalent feet of 7" round ductwork is attached. Use this chart to
calculate the equivaIent duct length of your system.
Broan Modem 401
Straight Duct
3¼qn. x 10=in. x 2-ft, long
Equivalent length
2ft.
Broan Modem 406
Straight Duct
6=in° round × 2-ft. mong
Equivalent length
2 ft.
Broan Model 407
Straight Duct
7=in, round × 2-fto mong
Equivalent length
2 ft.
Broan Modem419
6qn, Round Elbow
Equivalent length
8 ft.
Broan Modem415
7qn, Round Elbow
Equivalent length
8 ft.
Sears Model 59581
3¼-in° × 10-in. to
6=in° Round Transition
Equivalent length
5.5 ft.
Broan Model 412H
3¼=in. × !0=in. to
7=in. Round
Transition
Equivalent Iength
5.5 ft.
Broan ModeB 428
3¼=in. x 10-in.
Right-angle Elbow
Equivalent length
8.5 ft.
D Broan Model 429
3¼qn° × 10=in,
Right-angBe Fiat EBbow
Equivalent length
24 ft.
Broan IVlodet 430
3¼-in° x 10-in,
Right-angme
Short
Eave Elbow
quivalent [ength
15 ft.
Broan Model 431
3¼qn. x 10-in.
Right-angle
Long
Eave E_bow
quivalent length
15 ft.
_ Sears ModeB 59691
6=in. Round
Wall Cap
Equivalent length
34 ft.
(6-fL w/o damper)
(_ Broan Modem 647
7=in. Round
WalmCap
EquivaIent Iength
34 ft.
(6-fL w/o damper)
Sears Modet
59391
3¼qn. x
10-in.
Wall Cap
Equivalent
length
45 ft.
(7-ft= w/o damper)
Model 59091
Roof Cap
(accepts 7=in° round
or 3¼=in, x 10-in. duct)
Equivalent length
30 ft. (7-ft= w/o damper)
Sears Modem "Ducting Accessories" available by calling:
Sears at 1-80O-4-MY-HOME e_
Broan Modet "Ducting Accessories" available by calling:
1_800=558-1711.
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