About Timberline HDZ® Shingles
Get advanced roof protection from eave to ridge. The technologies incorporated into Timberline HDZ® shingles are the keys to unlocking both the 15-Year WindProven™ Limited Wind Warranty and the 25-Year StainGuard Plus™ Algae Protection Limited Warranty.
Timberline HDZ® Specs
Timberline HDZ® Docs
Timberline HDZ® Videos
America’s #1-selling roof shingle keeps getting better
A system built to protect
A Timberline HDZ® roof is so much more than shingles. It’s layers of protection, working together to help keep your home safe.
* Contractors enrolled in GAF certification programs are not employees or agents of GAF, and GAF does not control or otherwise supervise these independent businesses. Contractors may receive benefits, such as loyalty rewards points and discounts on marketing tools from GAF for participating in the program and offering GAF enhanced warranties, which require the use of a minimum amount of GAF products.

StainGuard Plus™ Algae Protection Limited Warranty1
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.1

WindProven™ Limited Wind Warranty2
When installed with the required combination of GAF Accessories,Timberline HDZ® Shingles are eligible for a 15-year limited wind warranty with no maximum wind speed limitation.

Layerlock™ Technology
Get up to a 99.9% nailing accuracy with StrikeZone™, a nailing area so easy to hit that a roofer placed 999 out of 1,000 nails correctly in our test.3 Layerlock™ technology mechanically fuses the common bond between overlapping shingle layers.
2 15-year WindProven™ Limited Wind Warranty on Timberline® Shingles with LayerLock™ Technology requires the use of GAF Starter Strips, Roof Deck Protection, Ridge Cap Shingles, and Leak Barrier or Attic Ventilation. See GAF Roofing System Limited Warranty for complete coverage and restrictions Visit gaf.com/LRS for qualifying GAF products. For installations not eligible for the WindProven Limited Wind Warranty, see GAF Shingle & Accessory Limited Warranty for complete coverage and restrictions.
3 Results based on study conducted by Home Innovation Research Labs, an independent research lab, comparing installation of Timberline HD® Shingles to Timberline HDZ® Shingles on a 16-square roof deck using standard 4-nail nailing pattern under controlled laboratory conditions. Actual results may vary.
Can you save with a Solar Roof?
Ready to invest in a new roof? With 135 years of roofing experience, we can help. Now introducing solar — the best new roof option. Upgrade to solar to generate your own power and make your roof work for you.
Go beyond with sunset shadows, all day long
For even more striking visual impact, the Dual Shadow Line on Timberline® UHDZ™ precisely distributes color granules to create a secondary shadow line, which gives them a thicker, ultra-dimensional wood-shake look than our Timberline HDZ® shingles.
Go beyond expectations with Timberline® UHDZ™ Shingles
Timberline® UHDZ™ shingles offer a combination of beauty and benefits that goes beyond any GAF shingle you’ve been able to choose before. Thanks to our patent pending Dual Shadow Line, your new Timberline® UHDZ™ Shingle roof can look its very best from every angle, all day long.
See how Timberline HDZ® shingles compare
1 Can be used to comply with 2019 Title 24 Part 6 Cool Roof Requirements of the California Code of Regulations
2 Special Installation: GAF LayerLock™-labeled Shingles will be covered up to the maximum wind speed above ONLY if installed using 4 nails per shingle and you have GAF Starter Strip Products installed at the eaves and rakes. Special Installation for all other GAF Shingles requires use of 6 nails per shingle and GAF Starter Strip Products installed at the eaves and rakes.
3 25-year StainGuard Plus™ Algae Protection Limited Warranty, 30-year StainGuard Plus™ PRO Algae Protection Limited Warranty and 10-year StainGuard Limited Warranty against blue-green algae discoloration is available only on products sold in packages bearing the StainGuard Plus™, StainGuard Plus™ PRO or StainGuard logo. See GAF Shingle & Accessory Limited Warranty for complete coverage and restrictions.
4 15-year WindProven™ Limited Wind Warranty on GAF Shingles with LayerLock™ Technology requires the use of GAF Starter Strips, Roof Deck Protection, Ridge Cap Shingles, and Leak Barrier or Attic Ventilation. See GAF Roofing System Limited Warranty for complete coverage and restrictions Visit gaf.com/LRS for qualifying GAF products.For installations not eligible for the WindProven Limited Wind Warranty, see GAF Shingle & Accessory Limited Warranty for complete coverage and restrictions.
5 See GAF Shingle & Accessory Limited Warranty for complete coverage and restrictions.
Recommended components / related accessories
These GAF accessory components are recommended to give your new GAF roof maximum durability and a finished look.

SBS-modified 10” (254 mm) width ridge cap shingles with bullnose rounded edge help accent your new roof.
LEARN MORE >

Double layer 12” (305 mm) width ridge cap shingles with large exposure provide a dimensional finished look..
LEARN MORE >

SBS-modified 10” (254 mm) width ridge cap shingles with thick leading edge for a dramatic look.
LEARN MORE >

Extra wide starter strip shingles with properly positioned adhesive help resist shingle blow-off.
LEARN MORE >