Landmark TL is a triple layer shingle consisting of the industry’s most durable, long lasting materials that mimic the look of wood shakes with their dramatically thick classic style. Each Landmark TL shingle has tri-laminate technology while preserving the hand-split look of a cedar shake.

These landmark TL triple layer shingles provide durability and beauty with their dramatic classic wood shake style designed to look unique while providing a luxurious shadowing to add character to your roof.

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Not only do these shingles provide unparalleled beauty, CertainTeed warrants that their shingles are free from manufacturing defects and provides SureSmart™ protection for additional assurance. Here you can find Landmark™ TL warranty highlights. For CertainTeed’s Asphalt Shingle Products Limited Warranty, we have provided a document so you are able to view warranty specifications.

  • Lifetime, limited transferable warranty
  • 10-year SureStart™ warranty (100% replacement and labor costs due to manufacturing defects)
  • 15-year StreakFighter™ warranty against streaking and discoloration caused by airborne algae
  • 15-year, 110 mph wind-resistance warranty
  • Wind warranty upgrade is available for Landmark TL up to 130 mph. Specified CertainTeed starter and
  • CertainTeed hip and ridge are required

Technical Information

  • Three-piece laminated fiberglass construction
  • 305 lbs. per square
  • UL Class A fire resistance rating
  • UL certified to meet ASTM D3462
  • UL certified to meet ASTM D3018 Type Iy
  • ASTM D3161, Class F, 110 mph wind resistance
  • Conforms to CSA standard A123.5