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Grand Sequoia AS

The look of rugged wood shakes with the protection of UL 2218 Class 4 impact resistance.

Adobe Sunset

Adobe Sunset

Product Overview

Made with our proprietary SBS modified asphalt formulation, Grand Sequoia® AS SBS Modified IR Shingles provide an excellent combination of enhanced impact resistance and beauty for your most valuable asset! They pass the industry's toughest impact-resistance test: UL 2218 Class 4. What does that mean? Shingles that pass this test may qualify for insurance discounts.

  • Potential Insurance Savings: Grand Sequoia® AS Shingles pass the UL 2218 Class 4 Impact-Resistance Test, and may qualify for insurance discounts.
  • SBS Modified Asphalt: Provides a more durable, rubber-like, and super-flexible shingle — to help reduce stress when impacted.
  • Excellent Wind Performance: DuraGrip™ Adhesive seals each shingle tightly and reduces the risk of shingle blow-off. Shingles warrantied to withstand maximum wind gusts of up to 130 mph (209 km/h)!
  • 25-year StainGuard Plus™ Algae Protection Limited Warranty: against blue-green algae discoloration. Proprietary GAF Time-Release Algae-Fighting Technology helps protect your shingles from unsightly stains.
  • Peace Of Mind: Lifetime limited transferable warranty with Smart Choice® Protection (non-prorated material and installation labor coverage) for the first ten years.
  • Ridge Cap Shingles: Use our Seal-A-Ridge® ArmorShield™ SBS Modified Ridge Cap Shingles. They're a unique color match to the GAF ArmorShield™ Series of Shingles.

This product can be used to comply with certain FORTIFIED Roof™ requirements. Visit gaf.com/fortified and current FORTIFIED Home™ Standard available at fortifiedhome.org for details. Applicable in the U.S. only. This product has earned the Good HouseKeeping Seal.

Fortified Roof logoGood Housekeeping logo
Features & Benefits
Enhanced Impact Resistance
Proprietary SBS-modified asphalt formula for rubber-like flexibility and increased impact resistance.
Potential Insurance Savings

Shingles pass UL 2218 Class 4 Impact-Resistance Test and may qualify for insurance discounts

Affordable Beauty
Artisan-crafted shapes combined with oversized tabs create a dimensional design, resulting in a sophisticated beauty unmatched by typical shingles
Warranties & Protection
StainGuard Plus Algae Protection Limited Warranty
StainGuard Plus Algae Protection Limited Warranty

Protect your roof investment with algae resistance so powerful it allows us to offer a 25-year limited warranty against blue-green algae discoloration on many of our most popular products, including Timberline HDZ Shingles.

SBS-Modified Asphalt
SBS-Modified Asphalt
Timberline® AS II Shingles are made with our proprietary SBS-modified asphalt formulation and pass UL's toughest impact-resistance test — UL 2218 Class 4. That means they can really take a punch from Mother Nature.
DuraGrip Adhesive
DuraGrip Adhesive

Dura Grip Adhesive helps protect your roof from winds and wind-driven rain. When combined with LayerLock Technology and the required combination of four qualifying GAF Accessories, it helps provide the holding power behind the WindProven Limited Wind Warranty.

Lifetime Limited Warranty
Lifetime Limited Warranty

When you install GAF Lifetime Shingles and at least 3 qualifying GAF accessories, you get a Lifetime Limited Warranty on your qualifying GAF Products.