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HVAC and Refrigeration
Ventilation Equipment and Supplies
Roof Ventilators
Roof Curbs and Accessories
Non-Ventilated Roof Curbs

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Non-Ventilated Roof Curbs

About this category

1 result found that includes 65 products

A nonventilated roof curb from Grainger can support a fan or ventilator on a flat roof, helping to create compatibility between ventilator, curb and roof opening on commercial and industrial buildings. Nonventilated roof curbs can provide prefabricated, leakproof support for flat roof decks. Choose from canted or straight-sided roof curb styles in adjustable and fixed widths and various curb heights and square sizes. Shop Grainger today for the nonventilated roof curb that will help you complete your HVAC repair or installation.Close

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Type

Adjustable, Nonventilated(17)
Fixed, Nonventilated(46)
Severe Duty, Fixed, Nonventilated(2)

Curb Height (In.)

6-3/8(5)
8(10)
12(42)
12-3/8(6)
24(2)

Curb Square O.D. (In.)

14-1/2 to 23(3)
15(2)
15-1/2(1)
17-1/2(3)
20-1/2(3)
23(1)
- 23-1/2 to 32(3)
- 24-1/2(3)
- 25(1)
- 27(1)
- 27-1/2(1)
- 28-1/2(3)
- 29(1)
- 32-1/2(3)
- 32-1/2 to 41(3)
- 33(1)
- 34-1/2(1)
- 37-1/2(1)
- 38-1/2(1)
- 39(1)
- 40-1/2(3)
- 41 to 49-1/2(3)
- 43-1/2(1)
- 44-1/2(3)
- 45(1)
- 49(1)
- 50 to 58-1/2(3)
- 50-1/2(1)
- 53(1)
- 55-1/2(3)
- 59(1)
- 62-1/2(3)
- 64 to 72-1/2(2)
- 65(1)
- 71(1)
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Curb Square I.D. (In.)

10-1/2 to 19(3)
11-1/2(2)
12-1/2(1)
14-1/2(3)
17-1/2(3)
19-1/2 to 28(3)
- 20(1)
- 21-1/2(4)
- 24(1)
- 24-1/2(1)
- 25-1/2(4)
- 28-1/2 to 37(3)
- 29-1/2(3)
- 30(1)
- 31-1/2(1)
- 34-1/2(1)
- 35-1/2(1)
- 36(1)
- 37 to 45-1/2(3)
- 37-1/2(3)
- 40-1/2(1)
- 41-1/2(3)
- 42(1)
- 46(1)
- 46 to 54-1/2(3)
- 47-1/2(1)
- 50(1)
- 52-1/2(3)
- 56(1)
- 59-1/2(3)
- 60 to 68-1/2(2)
- 62(1)
- 68(1)
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Damper Size (In.)

9 1/2 x 9 1/2(1)
9-1/2 x 9-1/2(1)
12 x 12(4)
15 x 15(3)
17-1/2 x 17-1/2(1)
19 x 19(3)
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Flashing Flange (In.)

1-1/8(30)
2(27)
4(8)

Mounting Flange Surface W (In.)

1-1/8(11)
1-1/2(2)
1-3/4(2)
2(44)
4(6)

Price

$100-$200(10)
$200-$300(19)
$300-$400(13)
$400-$500(10)
$500-$600(6)
$600-$700(4)

$700-$800(2)
$800-$900(1)

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Country of Origin: US(48)
Grainger Choice(65)
Online Catalog(2)

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- Grainger Choice
- DAYTON
- DAYTON Nonventilated Roof Curbs
  
  DAYTON Nonventilated Roof Curbs
- Multiple product options available
  
  Roof curbs are designed for use with ventilator mounting that do not have ventilated side panels. Use a roof curb with the fans when you need to create a strong leak-proof seal.
  
  Multiple product options available
Price $112.50–$807.00

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Non-Ventilated Roof Curbs

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DAYTON Nonventilated Roof Curbs

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