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 enhance 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.


Virtual Home Remodeler Demo | GAF Roofing

Virtual remodeler

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.

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.

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.
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.
GAF Timberline HDZ RS Shingles have an innovative technology that produces a vibrant color in a cool roof

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.

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 - City of LA / LA County
**ASTM D3462 - Periodically tested by independent and internal labs to ensure compliance with ASTM D3462 at time of manufacture.

Product Documentation

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  • Lifetime Limited Warranty†
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  • Title 24
  • UL 2218 Class 4 Impact Resistance Rating
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  • 25-year StainGuard Plus™ Limited Warranty
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