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Picture of Wall Cap

The OmniDuct Slab Wall Cap is used for venting air from inside a building to the outside by way of going through an exterior wall.

Stock Sizes

  • Vent Width: 12.25"

  • Vent Height: 4"

  • Vent Depth: 1.875"

  • Flange: 1" top & sides, 0.5" bottom


  • Made of 22GA or 24GA galvanized.


  • Removable screen

  • Includes Damper

  • Pressure rating (-1 to +2 water gauge)

  • All testing performed by Intertek Testing Services NA Ltd., Warnock Hersey and Hardy Associates Ltd

  • Made in Canada

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