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Picture of Soffit Discharge

The OmniDuct slab soffit discharge is used for venting air from inside a building to the outside by way of going through the soffit.

Stock Sizes

  • Inlet Widths: 12.25", 12.8125"

  • Inlet Heights: 1.8125" to 2.1875"

  • Discharge Width: 4"

  • Discharge Heights: 1.375" to 3.3232"


  • Made of 22GA or 24GA galvanized.


  • Firestop material installed

  • Optional damper installed

  • 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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