Parts of a roof
A residential roofing system has multiple main layers that work together to create a durable system
*Always have a balanced ventilation system. In no case should the amount of exhaust ventilation exceed the amount of intake ventilation. Visit www.gaf.com/ventcalculator for details.
Common roof terminology and other roof components to know
Understanding warranties for your roof system
GAF warranties are recognized as some of the best in the industry
Why choose a GAF Roofing System
When you Install any GAF Lifetime† Shingle and at least 3 qualifying GAF Accessories you get a Lifetime† limited warranty on your qualifying GAF products
† Lifetime refers to the length of warranty coverage provided and means as long as the original individual owner(s) of a single-family detached residence [or eligible second owner(s)] owns the property where the qualifying GAF products are installed. For other owners/structures, Lifetime coverage is not applicable. Lifetime coverage on shingles requires the use of GAF Lifetime Shingles only. See the GAF Shingle & Accessory Limited Warranty for complete coverage and restrictions. Visit gaf.com/LRS for qualifying GAF products. Lifetime coverage on shingles and accessories requires the use of any GAF Lifetime Shingle and at least 3 qualifying GAF Accessories. See the GAF Roofing System Limited Warranty for complete coverage and restrictions. For installations not eligible for the GAF Roofing System Limited Warranty, see the GAF Shingle & Accessory Limited Warranty. Visit gaf.com/LRS for qualifying GAF products.