Get the widest nail zone available
Provides up to 99.9% nailing accuracy
The GAF StrikeZone® nailing area is so easy to hit that a roofer placed 999 out of 1,000 nails correctly in our test.1
1Results 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.
Layerlock® Technology is featured on North America’s #1 selling shingle - Timberline HDZ®
Other shingles featuring LayerLock® Technology
“It is almost impossible to miss this new line … my workers love it.”
- Cody Dykes, Superior Roofing
Learn how to install Timberline HDZ® Shingles
Count on training from the Center for the Advancement of Roofing Excellence to fit your goals and the way you prefer to learn.
Roof installation overview
Engineered to protect
GAF is always working on new and better ways to protect homes. We are committed to making our products better, stronger, safer and in more sustainable ways that are faster and easier to install.
Save time and labor with up to 30% faster nail fastening
More ways GAF helps protect your roof
Long-lasting algae fighting power
Dura Grip™ Advanced Sealant
315-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.