Name: Timberline HDZ
Brand: GAF

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.

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.

¹25-year StainGuard 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 and restrictions.

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Features and Benefits

HIGH DEFINITION COLOR

Patented High Definition® shadow bands create exceptional depth and dimension.
ENGINEERED FOR THE BEST INSTALLATION

Patented LayerLock™ Technology and the StrikeZone™ nailing area help your roofer do their best work.
ADVANCED ALGAE PROTECTION

Proprietary GAF Time-Release algae protection technology resists algae in a whole new way.

Warranties & Technologies

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.¹

WindProven™ Limited Wind Warranty

When installed with the required combination of four qualifying GAF accessories, GAF shingles with LayerLock^® technology qualify for the WindProven^™ Limited Wind Warranty with no maximum wind speed limitation.²

Layerlock^® Technology

The StrikeZone^® nailing area provides up to 99.9% nailing accuracy. It's so easy to hit that a roofer placed 999 out of 1,000 nails correctly in our test.³

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*

²15-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.

*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.

Specs & Codes

Specifications (All Dimensions Are Nominal)
Pieces/Square	64
Bundles/Square	3
Nails/Square¹	256
Exposure	5 5/8"
Dimensions	13 1/4" x 39 3/8"

Applicable Standards & Protocols

Fire - UL Listed to ANSI/UL 790 Class A
Wind - ASTM D7158, Class H
Wind - ASTM D3161, Class F
National - ASTM D3018, Type 1
National - ASTM D3462**
National - Classified in accordance with ICC-ES AC438
Regional - Miami-Dade County Product Control Approved***
Regional - State of Florida Approved
Regional - Texas Department of Insurance Listed
Regional - ICC-ES ESR- 1475****
Regional - ICC-ES ESR- 3267
Special Feature - Cool Roof Rating Council (CRRC) Rated*****
Special Feature / Regional - CA Title 24
Regional - CSA A123.5******
Special Feature / Regional - City of LA / LA County*******

**ASTM D3462 - Periodically tested by independent and internal labs to ensure compliance with ASTM D3462 at time of manufacture. Applies to only some plants that make Royal Sovereign® Shingles and Marquis WeatherMax® Shingles. Applies to White only for Royal Sovereign® Shingles.
***Miami-Dade County Product Control Approved - Applies to some plants only that make Timberline® UHDZ™ Shingles, Royal Sovereign® Shingles and Marquis WeatherMax® Shingles. Applies to White only for Royal Sovereign® Shingles.
****ICC-ES ESR- 1475 - Applies to some plants only that make Royal Sovereign® Shingles and Marquis WeatherMax® Shingles. Applies to White only for Royal Sovereign® Shingles.
*****Cool Roof Rating Council (CRRC) Rated - Applies to White, Copper Canyon, Birchwood, and Golden Amber only for Timberline HDZ®. Applies to White only for Royal Sovereign®.
******CSA A123.5 - Applies to some plants only that make Timberline HDZ®, Timberline® NS, and Timberline AS II®.
*******City of LA / LA County - Applies to the following shingles/colors: Timberline HDZ® White, Timberline® NS Arctic White, Timberline HDZ® RS Birchwood, Golden Amber, Sandalwood, and Sagewood, Grand Sequoia® RS Sagewood, and Sandalwood, Royal Sovereign® White.