Infinite Wind Speed Coverage
Introducing the WindProven™ Limited Wind Warranty
An industry-first wind warranty
Patented LayerLock® Technology mechanically fastens the common bond, creating powerful wind-uplift performance and enabling GAF to offer a wind warranty with no maximum wind speed limitation.
No maximum wind speed limitation
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.*


Shingles eligible for the WindProven™ Limited Wind Warranty*

Infinite Wind Speed Protection
When installed with the required combination of GAF Accessories, Timberline® Shingles with LayerLock™ Technology are eligible for an industry first: a wind warranty with no maximum wind speed limitation.

Four required components

Ridge Cap Shingles
The finishing touch that helps defend against leaks at the hips and ridges

GAF Shingles with LayerLock™ Technology
Beautify and protect for years to come

Starter Strip Shingles
Help guard against shingle blow-off

Roof Deck Protection
Helps shield the roof deck from moisture infiltration

Plus either
of these components

Leak Barriers
Helps prevent leaks caused by wind-driven rain and ice dams

Attic Ventilation
Helps reduce attic moisture and heat (Cobra® Vents and Master Flow® Attic Exhaust Vents included)
Dura Grip™ Adhesive helps create a strong protective bond on all GAF shingles
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*.
