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Collection: Square Roof Curbs (Non insulated) - Master List

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Outer Width	Inside Diameter	6" Height	8" Height	12" Height	18" Height

6"	5"	RC-3-H6	RC-3-H8	RC-3-H12	N/A
7"	6"	RC-4-H6	RC-4-H8	RC-4-H12	N/A
8"	7"	RC-5-H6	RC-5-H8	RC-5-H12	N/A
9"	8"	RC-6-H6	RC-6-H8	RC-6-H12	N/A
10"	9"	RC-7-H6	RC-7-H8	RC-7-H12	N/A
11"	10"	RC-8-H6	RC-8-H8	RC-8-H12	N/A
12"	11"	RC-9-H6	RC-9-H8	RC-9-H12	N/A
13"	12"	RC-10-H6	RC-10-H8	RC-10-H12	N/A

Outer Width	Inside Opening	6" Height	8" Height	12" Height	18" Height
15"	13"	RC-12-H6	RC-12-H8	RC-12-H12	RC-12-H18
17"	15"	RC-14-H6	RC-14-H8	RC-14-H12	RC-14-H18
19"	17"	RC-16-H6	RC-16-H8	RC-16-H12	RC-16-H18
21"	19"	RC-18-H6	RC-18-H8	RC-18-H12	RC-18-H18
23"	21"	RC-20-H6	RC-20-H8	RC-20-H12	RC-20-H18
27"	25"	RC-24-H6	RC-24-H8	RC-24-H12	RC-24-H18
33"	31"	N/A	RC-30-H8	RC-30-H12	RC-30-H18
39"	37"	N/A	RC-36-H8	RC-36-H12	RC-36-H18
45"	43"	N/A	RC-42-H8	RC-42-H12	RC-42-H18
51"	49"	N/A	RC-48-H8	RC-48-H12	RC-48-H18

60 products

Roof Curb 6 inches tall for 3 inch Diameter Vents

Roof Curb for 3" Diameter Vent

Model No: SRC-3-H6

Opening: 5"

Height 6"

Lenth: 6"

Price:Regular price $15.00 USD

$15.00 USD

Roof Curb (Inside Throat Diameter: 5? Outside Length & Width: 6? Height: 8? ) | Model RC-3-H8

Roof Curb for 3" Diameter Vent

Model No: SRC-3-H8

Opening: 5"

Height 8"

Lenth: 6"

Price:Regular price $18.00 USD

$18.00 USD

Roof Curb 12 inches tall for 3 inch Diameter Vents

Roof Curb for 3" Diameter Vent

Model No: SRC-3-H12

Opening: 5"

Height 12"

Lenth: 6"

Price:Regular price $24.00 USD

$24.00 USD

Roof Curb 6 inches tall for 4 inch Diameter Vents

Roof Curb for 4" Diameter Vent

Model No: SRC-4-H6

Opening: 6"

Height 6"

Lenth: 7"

Price:Regular price $18.00 USD

$18.00 USD

Roof Curb (Inside Throat Diameter: 6” Outside Length & Width: 7” Height: 8”) | Model RC-4-H8

Roof Curb for 4" Diameter Vent

Model No: SRC-4-H8

Opening: 6"

Height 8"

Lenth: 7"

Price:Regular price $20.00 USD

$20.00 USD

Roof Curb 12 inches tall for 4 inch Diameter Vents or Fan

Roof Curb for 4" Diameter Vent

Model No: SRC-4-H12

Opening: 6"

Height 12"

Lenth: 7"

Price:Regular price $26.00 USD

$26.00 USD

Roof Curb 6 inches tall for 5 inch Diameter Vents

Roof Curb for 5" Diameter Vent

Model No: SRC-5-H6

Opening: 7"

Height 6"

Lenth: 8"

Price:Regular price $21.00 USD

$21.00 USD

Roof Curb (Inside Throat Diameter: 7” Outside Length & Width: 8” Height: 8”) | Model RC-5-H8

Roof Curb for 5" Diameter Vent

Model No: SRC-5-H8

Opening: 7"

Height 8"

Lenth: 8"

Price:Regular price $23.00 USD

$23.00 USD

Roof Curb 12 inches tall for 5 inch Diameter Vents or Fan

Roof Curb for 5" Diameter Vent

Model No: SRC-5-H12

Opening: 7"

Height 12"

Lenth: 8"

Price:Regular price $29.00 USD

$29.00 USD

Roof Curb 6 inches tall for 6 inch Diameter Vents

Roof Curb for 6" Diameter Vent

Model No: SRC-6-H6

Opening: 8"

Height 6"

Lenth: 9"

Price:Regular price $24.00 USD

$24.00 USD

Roof Curb (Inside Throat Diameter: 8” Outside Length & Width: 9” Height: 8”) | Model RC-6-H8

Roof Curb for 6" Diameter Vent

Model No: SRC-6-H8

Opening: 8"

Height 8"

Lenth: 9"

Price:Regular price $26.00 USD

$26.00 USD

Roof Curb 12 inches tall for 6 inch Diameter Vents or Fans

Roof Curb for 6" Diameter Vent

Model No: SRC-6-H12

Opening: 8"

Height 12"

Lenth: 9"

Price:Regular price $32.00 USD

$32.00 USD

Roof Curb 6 inches tall for 7 inch Diameter Vents

Roof Curb for 7" Diameter Vent

Model No: SRC-7-H6

Opening: 9"

Height 6"

Lenth: 10"

Price:Regular price $27.00 USD

$27.00 USD

Roof Curb for 7" Diameter Vent

Model No: SRC-7-H8

Opening: 9"

Height 8"

Lenth: 10"

Price:Regular price $29.00 USD

$29.00 USD

Roof Curb 12 inches tall for 7 inch Diameter Vents or Fans

Roof Curb for 7" Diameter Vent

Model No: SRC-7-H12

Opening: 9"

Height 12"

Lenth: 10"

Price:Regular price $35.00 USD

$35.00 USD

Roof Curb 6 inches tall for 8 inch Diameter Vents

Roof Curb for 8" Diameter Vent

Model No: SRC-8-H6

Opening: 10"

Height 6"

Lenth: 11"

Price:Regular price $30.00 USD

$30.00 USD

Roof Curb (Inside Throat Diameter: 10” Outside Length & Width: 11” Height: 8”) | Model RC-8-H8

Roof Curb for 8" Diameter Vent

Model No: SRC-8-H8

Opening: 10"

Height 8"

Lenth: 11"

Price:Regular price $32.00 USD

$32.00 USD

Roof Curb 12 inch Tall for 8 inch Diameter Vents or Fans

Roof Curb for 8" Diameter Vent

Model No: SRC-8-H12

Opening: 10"

Height 12"

Lenth: 11"

Price:Regular price $39.00 USD

$39.00 USD

Roof Curb 6 inches tall for 9 inch Diameter Vents

Roof Curb for 9" Diameter Vent

Model No: SRC-9-H6

Opening: 11"

Height 6"

Lenth: 12"

Price:Regular price $35.00 USD

$35.00 USD

Roof Curb (Inside Throat Diameter: 11” Outside Length & Width: 12” Height: 8”) | Model RC-9-H8

Roof Curb for 9" Diameter Vent

Model No: SRC-9-H8

Opening: 11"

Height 8"

Lenth: 12"

Price:Regular price $37.00 USD

$37.00 USD

Roof Curb 12 inch Tall for 9 inch Diameter Vents or Fans

Roof Curb for 9" Diameter Vent

Model No: SRC-9-H12

Opening: 11"

Height 12"

Lenth: 12"

Price:Regular price $43.00 USD

$43.00 USD

Roof Curb 6 inches tall for 10 inch Diameter Vents

Roof Curb for 10" Diameter Vent

Model No: SRC-10-H6

Opening: 12"

Height 6"

Lenth: 13"

Price:Regular price $40.00 USD

$40.00 USD

Roof Curb (Inside Throat Diameter: 12” Outside Length & Width: 13” Height: 8”) | Model RC-10-H8

Roof Curb for 10" Diameter Vent

Model No: SRC-10-H8

Opening: 12"

Height 8"

Lenth: 13"

Price:Regular price $42.00 USD

$42.00 USD

Roof for 12 inch Tall 10 inch Diameter Vent or Fan

Roof Curb for 10" Diameter Vent

Model No: SRC-10-H12

Opening: 12"

Height 12"

Lenth: 13"

Price:Regular price $47.00 USD

$47.00 USD

Roof Curb 6 inches tall for 12 inch diameter vents

Roof Curb for 12" Diameter Vent

Model No: SRC-12-H6

Opening: 13"

Height 6"

Lenth: 15"

Price:Regular price $45.00 USD

$45.00 USD

Roof Curb (Inside Opening: 13” Outside Length & Width: 15” Height: 8”) | Model RC-12-H8

Roof Curb for 12" Diameter Vent

Model No: SRC-12-H8

Opening: 13"

Height 8"

Lenth: 15"

Price:Regular price $50.00 USD

$50.00 USD

Roof for 12 inch Tall12 inch Diameter Vent or Fan

Roof Curb for 12" Diameter Vent

Model No: SRC-12-H12

Opening: 13"

Height 12"

Lenth: 15"

Price:Regular price $60.00 USD

$60.00 USD

Roof Curb for 12 inch diameter vents or fans

Roof Curb for 12" Diameter Vent

Model No: SRC-12-H18

Opening: 13"

Height 18"

Lenth: 15"

Price:Regular price $100.00 USD

$100.00 USD

Roof Curb 6 inches tall for 14 inch diameter vents

Roof Curb for 14" Diameter Vent

Model No: SRC-14-H6

Opening: 15"

Height 6"

Lenth: 17"

Price:Regular price $50.00 USD

$50.00 USD

Roof Curb (Inside Opening: 15” Outside Length & Width: 17” Height: 8”) | Model RC-14-H8

Roof Curb for 14" Diameter Vent

Model No: SRC-14-H8

Opening: 15"

Height 8"

Lenth: 17"

Price:Regular price $60.00 USD

$60.00 USD

Roof for 12 inch Tall 14 inch Diameter Vent or Fan

Roof Curb for 14" Diameter Vent

Model No: SRC-14-H12

Opening: 15"

Height 12"

Lenth: 17"

Price:Regular price $70.00 USD

$70.00 USD

Roof Curb 18 inches tall for 14 inch diameter vents or fans

Roof Curb for 14" Diameter Vent

Model No: SRC-14-H18

Opening: 15"

Height 18"

Lenth: 17"

Price:Regular price $110.00 USD

$110.00 USD

Roof Curb 6 inches tall for 16 inch diameter vents

Roof Curb for 16" Diameter Vent

Model No: SRC-16-H6

Opening: 17"

Height 6"

Lenth: 19"

Price:Regular price $55.00 USD

$55.00 USD

Roof Curb (Inside Opening: 17” Outside Length & Width: 19” Height: 8”) | Model RC-16-H8

Roof Curb for 16" Diameter Vent

Model No: SRC-16-H8

Opening: 17"

Height 8"

Lenth: 19"

Price:Regular price $70.00 USD

$70.00 USD

Roof Curb for 16" Diameter Vent

Model No: SRC-16-H12

Opening: 17"

Height 12"

Lenth: 19"

Price:Regular price $80.00 USD

$80.00 USD

Roof Curb 18 inches tall for 16 inch diameter vents

Roof Curb for 16" Diameter Vent

Model No: SRC-16-H18

Opening: 17"

Height 18"

Lenth: 19"

Price:Regular price $125.00 USD

$125.00 USD

Roof Curb for 18" Diameter Vent

Model No: SRC-18-H6

Opening: 19"

Height 6"

Lenth: 21"

Price:Regular price $60.00 USD

$60.00 USD

Roof Curb (Inside Opening: 19” Outside Length & Width: 21” Height: 8”) | Model RC-18-H8

Roof Curb for 18" Diameter Vent

Model No: SRC-18-H8

Opening: 19"

Height 8"

Lenth: 21"

Price:Regular price $80.00 USD

$80.00 USD

Roof Curb 12 inches tall for 18 inch Diameter Vents or Fan

Roof Curb for 18" Diameter Vent

Model No: SRC-18-H12

Opening: 19"

Height 12"

Lenth: 21"

Price:Regular price $90.00 USD

$90.00 USD

Roof Curb 18 inches tall for 18 inch diameter vents or fans

Roof Curb for 18" Diameter Vent

Model No: SRC-18-H18

Opening: 19"

Height 18"

Lenth: 21"

Price:Regular price $140.00 USD

$140.00 USD

Roof Curb for 20" Diameter Vent

Model No: SRC-20-H6

Opening: 21"

Height 6"

Lenth: 23"

Price:Regular price $70.00 USD

$70.00 USD

Roof Curb (Inside Opening: 21” Outside Length & Width: 23” Height: 8”) | Model RC-20-H8

Roof Curb for 20" Diameter Vent

Model No: SRC-20-H8

Opening: 21"

Height 8"

Lenth: 23"

Price:Regular price $90.00 USD

$90.00 USD

Roof Curb 12 inches tall for 20 inch Diameter Vents or Fan

Roof Curb for 20" Diameter Vent

Model No: SRC-20-H12

Opening: 21"

Height 12"

Lenth: 23"

Price:Regular price $105.00 USD

$105.00 USD

Roof Curb 18 inch Tall for 20 Inch Diameter Vents and Fans

Roof Curb for 20" Diameter Vent

Model No: SRC-20-H18

Opening: 21"

Height 18"

Lenth: 23"

Price:Regular price $155.00 USD

$155.00 USD

Roof Curb 6 inches tall for 24 inch diameter vents

Roof Curb for 24" Diameter Vent

Model No: SRC-24-H6

Opening: 25"

Height 6"

Lenth: 27"

Price:Regular price $80.00 USD

$80.00 USD

Roof Curb (Inside Opening: 25” Outside Length & Width: 27” Height: 8”) | Model RC-24-H8

Roof Curb for 24" Diameter Vent

Model No: SRC-24-H8

Opening: 25"

Height 8"

Lenth: 27"

Price:Regular price $100.00 USD

$100.00 USD

Roof Curb for 24" Diameter Vent

Model No: SRC-24-H12

Opening: 25"

Height 12"

Lenth: 27"

Price:Regular price $130.00 USD

$130.00 USD

Roof Curb 18 inch Tall for 24 Inch Diameter Vents and Fans

Roof Curb for 24" Diameter Vent

Model No: SRC-24-H18

Opening: 25"

Height 18"

Lenth: 27"

Price:Regular price $175.00 USD

$175.00 USD

Roof Curb (Inside Throat Diameter: 31? Outside Length & Width: 33? Height: 8? ) | Model RC-30-H8

Roof Curb for 30" Diameter Vent

Model No: SRC-30-H8

Opening: 31"

Height 8"

Lenth: 33"

Price:Regular price $120.00 USD

$120.00 USD

Roof Curb for 30" Diameter Vent

Model No: SRC-30-H12

Opening: 31"

Height 12"

Lenth: 33"

Price:Regular price $155.00 USD

$155.00 USD

Roof Curb 18 inch Tall for 30 Inch Diameter Vents and Fans

Roof Curb for 30" Diameter Vent

Model No: SRC-30-H18

Opening: 31"

Height 18"

Lenth: 33"

Price:Regular price $200.00 USD

$200.00 USD

Roof Curb (Inside Throat Diameter: 37? Outside Length & Width: 39? Height: 8? ) | Model RC-36-H8

Roof Curb for 36" Diameter Vent

Model No: SRC-36-H8

Opening: 37"

Height 8"

Lenth: 39"

Price:Regular price $140.00 USD

$140.00 USD

Roof Curb for 36 inch diameter vents or fans

Roof Curb for 36" Diameter Vent

Model No: SRC-36-H12

Opening: 37"

Height 12"

Lenth: 39"

Price:Regular price $180.00 USD

$180.00 USD

Roof Curb 18 inch Tall for 36 inch Diameter Vents and Fans

Roof Curb for 36" Diameter Vent

Model No: SRC-36-H18

Opening: 37"

Height 18"

Lenth: 39"

Price:Regular price $250.00 USD

$250.00 USD

Roof Curb (Inside Throat Diameter: 43? Outside Length & Width: 45? Height: 8? ) | Model RC-42-H8

Roof Curb for 42" Diameter Vent

Model No: SRC-42-H8

Opening: 43"

Height 8"

Lenth: 45"

Price:Regular price $165.00 USD

$165.00 USD

Roof Curb for 42 inch diameter vents or fans

Roof Curb for 42" Diameter Vent

Model No: SRC-42-H12

Opening: 43"

Height 12"

Lenth: 45"

Price:Regular price $250.00 USD

$250.00 USD

Roof Curb 18 inch Tall for 42 Inch Diameter Vents and Fans

Roof Curb for 42" Diameter Vent

Model No: SRC-42-H20

Opening: 43"

Height 18"

Lenth: 45"

Price:Regular price $300.00 USD

$300.00 USD

Roof Curb (Inside Throat Diameter: 49? Outside Length & Width: 51? Height: 8? ) | Model RC-48-H8

Roof Curb for 48" Diameter Vent

Model No: SRC-48-H8

Opening: 49"

Height 8"

Lenth: 51"

Price:Regular price $200.00 USD

$200.00 USD

Roof Curb 12 inch Tall for 48 inch Diameter Vents or Fan

Roof Curb for 48" Diameter Vent

Model No: SRC-48-H12

Opening: 49"

Height 12"

Lenth: 51"

Price:Regular price $300.00 USD

$300.00 USD

Roof Curb 18 inch tall for 48 inch Diameter Vents and Fans

Roof Curb for 48" Diameter Vent

Model No: SRC-48-H18

Opening: 49"

Height 18"

Lenth: 51"

Price:Regular price $350.00 USD

$350.00 USD

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Collection: Square Roof Curbs (Non insulated) - Master List

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