Tear-Off

Roofing terms · plain-language definition, with its source

Roofing terms · definition

Complete removal of the old roof to the deck before re-roofing — allows deck inspection and a proper new system. The recommended approach over overlay.

Source: Wikipedia — Roof Construction (Tear-Off)

Where this comes up on this site

  • Inspection

    A code official's review of work at defined stages (rough-in, framing, final) to verify compliance before the next phase can proceed. Fai…

  • TPO Membrane

    A single-ply thermoplastic membrane for low-slope roofs — heat-welded seams, reflective white surface, widely used today.

  • Tapered Insulation

    Insulation cut to build slope on a flat roof so water drains to the drains/scuppers instead of ponding.

  • Underlayment (Roof)

    The water-resistant layer between deck and shingles — felt or synthetic — that backstops the roof covering.

  • Synthetic Underlayment

    A woven polymer underlayment — lighter, stronger, and more slip- and tear-resistant than felt; the modern standard.

  • Valley

    The internal angle where two roof planes meet, channeling heavy water flow. A leak-prone area requiring careful flashing (open or closed…

  • Synthetic / Composite Shingle

    Polymer shingles imitating slate or shake at lighter weight and lower cost than the natural materials, with strong impact ratings.

  • Wind Damage

    Lifted, creased, or torn-off shingles from high wind. Coverage hinges on the roof's wind rating and proper installation.

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