Soffit Vent

Roofing terms · plain-language definition, with its source

Roofing terms · definition

Intake vents in the eave soffit feeding the ventilation path. Blocked soffit vents (often by insulation) defeat the whole system.

Source: Wikipedia — Attic (Ventilation)

Where this comes up on this site

  • Eave

    The lower roof edge that overhangs the wall. Ice-and-water protection, drip edge, and gutters all key off the eave.

  • Insulation

    Material that resists heat flow, rated by R-value, installed in walls, ceilings, and floors. Opened walls are the opportunity to upgrade…

  • Soffit

    The finished underside of the roof overhang that houses intake ventilation and closes the eave.

  • Square

    The roofing unit of area = 100 sq ft. Roofs are estimated and priced by the square, plus a waste factor.

  • Slate Roof

    Natural stone roofing lasting a century-plus — the most durable and costly residential roof, requiring reinforced structure and specialis…

  • Standing Seam Metal Roof

    A metal roof of vertical panels joined by raised, concealed-fastener seams. Long-lived and low-maintenance; a premium system.

  • Skylight Flashing

    The manufacturer-specific flashing kit sealing a skylight to the roof. Reusing old or generic flashing on a new skylight is a frequent le…

  • Starter Strip

    The first adhesive course at the eave/rake that seals and anchors the first shingles against wind uplift.

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