Roof Deck Protection

Our roof deck protection or roof underlayment products help enhance roof system durability.

Parts of a GAF roofing system

Residential warranties
A pictorial representation of the layers of a GAF roofing system, highlighting the ridge cap shingles, the finishing touch that helps defend against leaks at the hips and ridges.

Ridge cap shingles

The finishing touch that helps defend against leaks at the hips and ridges.
See products
A pictorial representation of the layers of a GAF roofing system, highlighting the ridge vent layer, which helps to reduce attic moisture and heat.

Attic ventilation

Helps to reduce attic moisture and heat.
See products
A pictorial representation of the layers of a GAF roofing system, highlighting the rooftop accessories component, designed to enhance the performance of your roof system.

Rooftop accessories

Specialty roofing accessories designed to enhance the performance of your roofing system.
See products
A pictorial representation of the layers of a GAF roofing system, highlighting the roofing shingles layer, which offer beauty and protection for years to come.

Shingles

Beautify and protect your roof for years to come.
See products
A pictorial representation of the layers of a GAF roofing system, highlighting the starter strip shingles, which help guard against shingle blow off.

Starter strip shingles

Helps to guard against shingle blow-offs.
See products
A pictorial representation of the layers of a GAF roofing system, highlighting the roof underlayment layer, which helps shield the roof deck from moisture infiltration.

Roof deck protection

Helps shield the roof deck from moisture infiltration.
See products
A pictorial representation of the layers of a GAF roofing system, highlighting the leak barrier layer, which helps prevent leaks caused by wind-driven rain and ice dams.

Leak barrier

Helps prevent leaks caused by wind-driven rain and ice dams.
See products

Looking for support?

Thumbs Up Icon

Ready to order?

Find a GAF distributor today with the Distributor Locator.
Distributor locator
Roofing contractor icon

CARE training

Offering experts educational programs to roofing professionals like you.
Find a class
Arrow Icon

Contact your local rep

Need help finding a Territory Manager near you? Our TM Locator is here to help.
Find a TM
Person with question icon

Customer Support

All inquiries regarding product order placement, product availability, shipment tracking, and jobsite deliveries
Contact GAF