Skylight Flashing

Roofing terms · plain-language definition, with its source

Roofing terms · definition

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

Source: Wikipedia — Skylight

  • Flashing

    Thin water-resistant material installed at joints and transitions (roof-to-wall, around windows and penetrations) to direct water away an…

  • Slate Roof

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

  • Roofing Permit

    The jurisdiction permit for a re-roof, triggering inspection of decking, ice-and-water, and layer count. Unpermitted roofs can complicate…

  • Soffit

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

  • Roofing Nails / Fastening

    Correct nail type, length, count, and placement (in the nail line) per the shingle spec — the difference between a code/wind-rated roof a…

  • Soffit Vent

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

  • Roof Pitch / Slope

    The steepness of the roof, expressed as rise-over-run (e.g., 6:12). Pitch drives material choice, labor, safety, and material quantity (t…

  • Square

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

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