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  • CMI Gable Vents

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    • Item #: 39914
    • Model #: GLRDPG18G
    • Net free vent area: 96 sq. in.
    • Ventilates 199 sq. ft.
    • Nailing flange with 7/8" reveal for stucco construction
  • CMI Roof Louver

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    • Item #: 69037
    • Model #: LPDG19
    • For installation on sloping roofs of any pitch
    • Net free vent area 37 sq. in.
    • Blends with any architecture
  • CMI Gable Vents

    CMI Gable Vents

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    • Item #: 157023
    • Model #: GLFC1424WH
    • Net free vent area: 147 sq. in.
    • Ventilates 306 sq. ft.
    • Rough opening: 14-1/4" x 24-1/4 "
  • CMI Gable Vents

    CMI Gable Vents

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    • Item #: 39913
    • Model #: GLPG1824G
    • Rough opening: 18-1/4" x 24-1/4"
    • Nailing flange with 7/8" reveal for stucco construction
    • Net free vent area: 190 sq. in.
  • CMI Gable Vents

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    • Item #: 39935
    • Model #: GLRDFF18G
    • Net free vent area: 96 sq. in.
    • Ventilates 199 sq. ft.
    • Front nailing flange for retro or siding applications
  • CMI Gable Vents

    CMI Gable Vents

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    • Item #: 157022
    • Model #: GLFC1424G
    • Net free vent area: 147 sq. in.
    • Ventilates 306 sq. ft.
    • Rough opening: 14-1/4" x 24-1/4"
  • CMI Gable Vents

    CMI Gable Vents

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    • Item #: 158706
    • Model #: GLFC1418WH
    • Net free vent area: 110 sq. in.
    • Ventilates 229 sq. ft.
    • Rough opening: 14-1/4" x 18-1/4"
  • CMI Gable Vents

    CMI Gable Vents

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    • Item #: 157012
    • Model #: GLFC1218WH
    • Net free vent area: 93 sq. in.
    • Ventilates 198 sq. ft.
    • Rough opening: 12-1/4" x 18-1/4"
  • CMI Gable Vents

    CMI Gable Vents

    Not Yet Rated Be the first to Write a Review

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    • Item #: 157024
    • Model #: GLFC1424BR
    • Net free vent area: 147 sq. in.
    • Ventilates 306 sq. ft.
    • Rough opening: 14-1/4" x 24-1/4"
  • CMI Gable Vents

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    • Item #: 157018
    • Model #: GLFC1218BR
    • Net free vent area: 93 sq. in.
    • Ventilates 198 sq. ft.
    • Rough opening: 12-1/4" x 18-1/4"
  • CMI Gable Vent Screen

    CMI Gable Vent Screen

    Not Yet Rated Be the first to Write a Review

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    • Item #: 213012
    • Model #: KM825
    • Pre-cut roll 8-in x 25-ft
    • Keep rodents and insects out of your attics and crawlspaces
    • Caution - sharp edges, always use gloves and safety glasses
  • CMI Gable Vents

    CMI Gable Vents

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    • Item #: 156978
    • Model #: GLFC1212BR
    • Net free vent area: 63 sq. in.
    • Ventilates 131 sq. ft.
    • Rough opening: 12-1/4" x 12-1/4"
  • CMI Gable Vents

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    • Item #: 156972
    • Model #: GLFC1212WH
    • Net free vent area: 63 sq. in.
    • Ventilates 131 sq. ft.
    • Rough opening: 12-1/4" x 12-1/4"
  • CMI Gable Vents

    CMI Gable Vents

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    • Item #: 232140
    • Model #: GLFF1418WH
    • Net free vent area: 110 sq. in.
    • Ventilates 229 sq. ft.
    • Rough opening: 14-1/4" x 18-1/4"
  • CMI Gable Vent

    CMI Gable Vent

    Not Yet Rated Be the first to Write a Review

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    • Item #: 37736
    • Model #: GLPG1424G
    • Rough opening: 14-1/4" x 24-1/4"
    • Nailing flange with 7/8 In. reveal for stucco construction
  • CMI Gable Vents

    CMI Gable Vents

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    • Item #: 156997
    • Model #: GLFC1218G
    • Net free vent area: 93 sq. in.
    • Ventilates 198 sq. ft.
    • Rough opening: 12-1/4" x 18-1/4"
  • CMI Gable Vents

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    • Item #: 232139
    • Model #: GLFF1218WH
    • Net free vent area: 93 sq. in.
    • Ventilates 198 sq. ft.
    • Rough opening: 12-1/4" x 18-1/4"
  • CMI Gable Vents

    CMI Gable Vents

    Not Yet Rated Be the first to Write a Review

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    • Item #: 39933
    • Model #: GLFF1424G
    • Net free vent area: 147 sq. in.
    • Ventilates 306 sq. ft.
    • Rough opening: 14-1/4" x 24-1/4"
  • CMI Gable Vents

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    • Item #: 156970
    • Model #: GLFC1212G
    • Net free vent area: 63 sq. in.
    • Ventilates 131 sq. ft.
    • Rough opening: 12-1/4" x 12-1/4"
  • CMI Gable Vent Screen

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    • Item #: 213011
    • Model #: KM625
    • Pre-cut roll 6-in x 25-ft
    • Keep rodents and insects out of your attics and crawlspaces
    • Caution - sharp edges, always use gloves and safety glasses
  • CMI Roof Louver

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    • Item #: 157031
    • Model #: RVG40WG
    • Net free vent area: 40 sq. in.
    • Use 1 vent per 166 sq. ft. of attic space
    • Actual size 16-3/4" x 14" x 4-1/16"
  • CMI Roof Louver

    CMI Roof Louver

    Not Yet Rated Be the first to Write a Review

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    • Item #: 157033
    • Model #: PRCS4DBR
    • Includes damper and 1/4" screen
    • 4" bathroom exhaust cap
    • Apply roofing nails or roof cement to outer edge of flange, top and bottom
  • CMI Roof Louver

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    • Item #: 17196
    • Model #: RVG40BL
    • Net free vent area: 40 sq. in.
    • Use 1 vent per 166 sq. ft. of attic space
    • Actual size 16-3/4" x 14" x 4-1/16"
  • CMI Roof Louver

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    • Item #: 17197
    • Model #: RVGL50BR
    • Galvanized steel construction prepainted brown
    • Flashing 18-3/4" x 16-3/4" with rain diverter bead on base
    • Use 1 vent for every 212 sq. ft. of attic space
  • CMI Gable Vents

    CMI Gable Vents

    Not Yet Rated Be the first to Write a Review

    Enter ZIP code to see price.

    • Item #: 36998
    • Model #: GLPG1418G
    • Rough opening: 14-1/4" x 18-1/4"
    • Nailing flange with 7/8" reveal for stucco construction
    • Net free vent area: 110 sq. in.
  • CMI Roof Louver

    CMI Roof Louver

    Not Yet Rated Be the first to Write a Review

    Enter ZIP code to see price.

    • Item #: 71195
    • Model #: RVG40BR
    • Net free vent area: 40 sq. in.
    • Use 1 vent per 166 sq. ft. of attic space
    • Actual size 16-3/4" x 14" x 4-1/16"
  • CMI Roof Louver

    CMI Roof Louver

    Not Yet Rated Be the first to Write a Review

    Enter ZIP code to see price.

    • Item #: 157034
    • Model #: PRCS4LG
    • Includes damper and 1/4" screen
    • 4" bathroom exhaust cap
    • Apply roofing nails or roof cement to outer edge of flange, top and bottom
  • CMI Roof Louver

    CMI Roof Louver

    Not Yet Rated Be the first to Write a Review

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    • Item #: 39964
    • Model #: RJ7G
    • 28-gauge galvanized steel
    • Eliminates the need for sealant or solder
    • Opening size 7" diameter
  • CMI Gable Vent Screen

    CMI Gable Vent Screen

    Not Yet Rated Be the first to Write a Review

    Enter ZIP code to see price.

    • Item #: 2793
    • Model #: KM425
    • Pre-cut roll 4-in x 25-ft
    • Keep rodents and insects out of your attics and crawlspaces
    • Caution - sharp edges, always use gloves and safety glasses
  • CMI Gable Vents

    Enter ZIP code to see price.

    • Item #: 232138
    • Model #: GLFF1212WH
    • Net free vent area: 63 sq. in.
    • Ventilates 131 sq. ft.
    • Rough opening: 12-1/4" x 12-1/4"
  • CMI Roof Louver

    CMI Roof Louver

    Not Yet Rated Be the first to Write a Review

    Enter ZIP code to see price.

    • Item #: 59417
    • Model #: RVG55BR
    • Heavy-duty galvanized construction pre painted brown
    • Flashing 18-3/4" x 16-3/4" with rain diverter bead on base
    • Use 1 vent for every 212 sq. ft. of attic space
  • CMI Roof Louver

    CMI Roof Louver

    Not Yet Rated Be the first to Write a Review

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    • Item #: 17156
    • Model #: RVG51M
    • Net free vent area: 51 sq. in.
    • Flashing 15" x 16-3/4" with rain diverter bead on base
    • Low profile, CSA approved
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