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      Why Seal‑A‑Ridge®?

      Add the perfect finishing touch for your new roof with a protective ridge cap shingle.  Seal-A-Ridge® Protective Ridge Cap Shingles offer protection at high stress areas of your roof (the hips and ridges).  Seal-A-Ridge® Ridge Cap Shingles are a key part of the GAF Lifetime Roofing System1 and have earned the Good Housekeeping Seal.2


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      Uniform Look icon


      Machine cut design provides a much cleaner finished look than hand-cut 3-tab strip shingles
      High Quality Alternative icon


      A high-quality, less labor-intensive option to using cut-up 3-tab shingles as your ridge cap
      Factory Color Match icon


      Unlike cut-up 3 tab strip shingles, they’re designed to complement the color of your GAF shingles
      • Stays In Place:  Dura Grip™ Self-Seal Adhesive seals each piece tightly and reduces the risk of shingle blow-off.
      • Peace of Mind:  Up to a Lifetime limited warranty when installed on Lifetime Shingle roofs.1
      • 25-year StainGuard Plus™ Algae Protection Limited Warranty against blue-green algae discoloration. Proprietary GAF Time Release Algae-Fighting Technology helps protect your ridge cap shingles from unsightly stains.3

      1Lifetime refers to the length of warranty coverage provided and means as long as the original individual owner(s) of a single-family detached residence [or the eligible second owner(s)] owns the property where the qualifying GAF products are installed.  For other owners/structures, Lifetime coverage is not applicable. Lifetime coverage on shingles requires the use of GAF Lifetime Shingles only.  Lifetime coverage on shingles and accessories requires the use of any GAF Lifetime Shingle and any 3 qualifying GAF Accessories. See GAF Roofing System Limited Warranty for complete coverage and restrictions. Visit for qualifying GAF products. For installations not eligible for the GAF Roofing System Limited Warranty, see the GAF Shingle & Accessory Limited Warranty.

      2Seal-A-Ridge® Protective Ridge Cap Shingles have earned the Good Housekeeping Seal (applicable in U.S. only.)

      3StainGuard Plus™ Algae Protection Limited Warranty against blue-green algae discoloration is available only on products sold in packages bearing the StainGuard Plus™ logo.  See GAF Shingle & Accessory Limited Warranty for complete coverage, restrictions, and qualifying products.

      NOTE:  This product is not available in all regions. Visit Ridge Cap Shingle Product Availability for details.

      Where to buy

      Find a GAF distributor near you.

      Find a contractor

      Find a GAF certified contractor near you.