Specification Sheet

Broan – NuTone Roof Caps
Broan – NuTone Transitions
 Limited quantities available.
Accessories — Hood and Fan
Model No. Description
Std.
Pk. Code
437 High Capacity Roof Cap — up to 1200 CFM. Black. 1 AC
611 Aluminum Roof Cap for flat roofs. Up to 8" round duct. Natural finish. 1 AC
611CM Aluminum Roof Cap for flat roofs. For curb mount installation. Up to 8"
round duct. Natural finish.
1 AC
612 Aluminum Roof Cap for flat roofs. Up to 12" round duct. Natural finish. 1 AC
612CM Aluminum Roof Cap for flat roofs. For curb mount installation. Up to 12"
round duct. Natural finish.
1 AC
634 Steel Roof Cap for 3-1/4" x 10" or up to 8" round duct. Black. 1 AC
634M Steel Roof Cap for 6" round duct. Includes damper and birdscreen.
Black. (Not recommended for range hoods.)
1 AC
636 Steel Roof Cap for 3" or 4" round duct. Black. 1 AC
636AL Same as Model 636 except aluminum. Natural finish. 1 AC
644 Same as Model 634 except aluminum. Natural finish. 1 AC
DC4 4" Duct Collar. For use with Models 636/636AL for easy attachment of 4"
round duct.
6 AC
RVK1A Roof Vent Kit, 8' of 4" flexible aluminum duct. Model 636 Roof Cap, 4" to
3" reducer, 4" dia. connector, (2) 4" dia. clamps.
1 AC
Model No. Description
Std.
Pk. Code
411 3-1/4" x 10" to 6" Round Transition 1 AC
412H 3-1/4" x 10" to 7" Round Transition 1 AC
413 3-1/4" x 10" to 8" Round Transition 1 AC
414 8" to 10" Expander 1 AC
418 10" Adjustable Elbow 1 AC
423 Vertical Transition — 4-1/2" x 18-1/2" to 10" round 1 AC
424 Rear Transition — 4-1/2" x 18-1/2" to 10" round 1 AC
427 4-1/2" x 18-1/2" to 10" Round Transition (thin wall) 1 AC
453 Horizontal Left Transition — 4-1/2" x 18-1/2" to 10" round (right end boot) 1 AC
454 Horizontal Right Transition — 4-1/2" x 18-1/2" to 10" round (left end boot) 1 AC
459 3-1/4" x 14" to 8" Round Transition 1 AC
475 6" to 4" duct reducer (Single pack) 1 AC
475B 6" to 4" duct reducer (6 pack) 6 AC
877 6" to 3-1/4" x 10" 1 AC
T457 7" to 5" duct reducer 1 AC
T460 Transition; 3-1/4" x 14" to 7" Round 1 AC
T461 Adapter, 3-1/4" x 14" to 3-1/4" x 10" 1 AC
T486 8" to 6" duct reducer 1 AC
T487 8" to 7" duct reducer 1 AC
T81212 Duct Transition — 8" x 12" to 12" rd. for 900 & 1500 CFM models 1 AC
RVK1A
611
612
611CM
612CM
634
634M
644
636
636AL
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418
411
412H
413
423
424
453
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