Our Products

Millions of families have found shelter and peace of mind under a Timberline^® roof.

And now, North America’s #1 selling roof just got even better. Again.

GAF Timberline HDZ

• High Definition® Lifetime Shingles
• Product Catalog

GAF Timberline HDZ^® Shingles

The classic profile, now with LayerLock™ Technology and the StainGuard Plus™ Algae Protection

Timberline HDZ^® Harvest Blend Color Collection

Timberline HDZ® Harvest Blend colors feature enhanced color contrast that adds a distinctive compliment to modern homes, and a bold flair to any style roof.

The GAF Lifetime Warrantied Roofing System

A Timberline HDZ® roof is so much more than shingles. It’s layers of protection, working together to keep your home safe from the elements.

And as a licensed, insured and certified GAF contractor, each Sentry Exteriors installed roof is guaranteed by GAF’s manufacturer warranty against any defects. For life.

StainGuard Plus™ Algae Protection Limited Warranty

Timberline HDZ® Shingles come with a 25-year StainGuard Plus™ Algae Protection Limited Warranty against blue-green algae discoloration, and proprietary time-release technology that releases algae-fighting copper steadily, over time.

GAF LayerLock™ Technology
With DuraGrip

Engineered for the best possible installation, LayerLock™ Technology mechanically fuses the common bond between overlapping shingle layers. Recognized as the top home innovation of 2020 in the Popular Science Best of What’s New Awards.

WindProven™ Limited Wind Warranty

Only one shingle qualifies for WindProven™ — the industry’s first wind warranty with no maximum wind speed limitation. Protection, and peace of mind for years to come.