
Be California Cool™
Los Angeles County Code Compliance
Timberline HDZ® RS+ Shingles, and select California Cool™ shingle colors, meet the stringent requirements of the Green Building Standards Code of Los Angeles County for residential buildings. And thanks to innovative EcoDark™ granule technology, California Cool™ Shingles come in a vibrant array of reflective colors never before seen in a cool roof — including the darkest “cool” shingle you can buy.
Timberline HDZ® RS+ Shingles
Timberline HDZ® RS+ Shingles meet the Green Building Standards Code of Los Angeles County for residential buildings.





Timberline HDZ® RS Shingles
Timberline HDZ® RS shingles have been rated by the Cool Roof Rating Council (CRRC) for use in Title 24 projects.

Timberline HDZ® Shingles
The look people love, now with LayerLock® Technology and the StainGuard Plus™ Algae Protection Limited Warranty.

Timberline® CS Shingles
Highly reflective shingles that can help to reduce temperatures in your attic, and help save on air-conditioning costs.1



Grand Sequoia® RS Shingles
The cool roof you need with the distinctive style you crave.

