About Timberline HDZ® RS Shingles

Experience deep, rich shingle colors with the improved Timberline HDZ® RS, the ultimate choice for reflective shingles. Its refreshed color options feature our enhanced EcoDark® granule technology. These shingles can be used to comply with the Cool Roof Requirements of Title 24 and the LA County Green Building Standards Code* while also enhancing the curb appeal of your home. Now, get GAF Time-Release Algae-Fighting Technology, with the 25-year StainGuard Plus™ Limited Warranty against blue-green algae discoloration1, critical in hot, and coastal climates like California.



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.

Fortified roof logo

Virtual Home Remodeler Row for Timberline HDZ® RS

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Features and Benefits

Warranties & Technologies

Design your roof, your way. Mix and match GAF shingle styles and colors along with siding, trim and doors to create the perfect look for your home.

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Timberline HDZ® RS

The Darkest Highly Reflective Shingle

Now you don’t have to settle for dull Charcoal shingles. Newly formulated EcoDark® Granules provide deep, rich colors including Timberline HDZ® RS Charcoal, the darkest highly reflective shingle color available that can be used to comply with both Title 24 and LA County Green Building Standards Codes.*
*Can be used to comply with the Cool Roof Requirements for steep slope residential buildings of 2022 Title 24, Part 6, of the California Code of Regulations and the Green Building Standards Code of Los Angeles County.
White home with Timberline HDZ RS roof shingles in Charcoal

How to choose roofing shingles

The best roofing shingles for your home will meet your budget, provide the durability your roof needs, and create the curb appeal you want.
Home Reno 2026 Good Housekeeping winner award

Timberline HDZ® RS recognized by esteemed Good Housekeeping award

We're thrilled to announce Timberline HDZ® RS shingles received the 2026 Good Housekeeping Home Reno Award in the Sustainability Innovators category. The Cool Roof compliant shingles prove to be the ultimate choice for reflective shingles, boasting deep, rich colors and enhanced technologies that boost curb appeal.

FORTIFIED Roof™

GAF is strengthening its commitment to helping you protect your home with the FORTIFIED Roof™ program, through an alliance with the Insurance Institute for Business & Home Safety, an independent, nonprofit, scientific research and communications organization, to help homeowners withstand devastating weather events.

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 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
  • Special Feature / Regional - City of LA / LA County
  • Passes UL 2218 Impact-Resistance Test with Class 3 Rating
**ASTM D3462 - Periodically tested by independent and internal labs to ensure compliance with ASTM D3462 at time of manufacture.
*****Cool Roof Rating Council (CRRC) Rated - Applies to Copper Canyon, Birchwood, and Golden Amber only for Timberline HDZ®.

Product Documentation

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  • Made in the USA With Domestic and Imported Materials.
  • Lifetime Limited Warranty†.
  • WindProven Limited Warranty¹.
  • LayerLock® Technology.
  • Algae Protection.
  • Title 24³.
  • UL 2218 Class 4 Impact Resistance Rating.
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  • 25-year StainGuard Plus™ Limited Warranty
  • Title 24* & LA County Green Building Code** - all colors
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  • Lifetime Designer
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  • 25-year StainGuard Plus™ Limited Warranty
  • Title 24* & LA County Green Building Code** - all colors
  • UL 2218 Class 3
* Can be used to comply with the Cool Roof Requirements for steep slope residential buildings of 2022 Title 24, Part 6, of the California Code of Regulations
** Meets the Green Building Standards Code of Los Angeles County

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