Riverhead Building Supply is an authorized dealer of GAF roofing materials. GAF has been making rugged and dependable roofing products for over 125 years and is North America’s largest manufacturer of commercial and residential roofing. The company is dedicated to helping property owners, contractors, and architects make the safest and best roofing choices.
Choose from premium asphalt shingles that emulate the look of slate or wood shakes. All carry a Lifetime Ltd. Warranty.
Timberline HDZ® Shingles will protect your most valuable asset and beautify your home for years to come.
Timberline® American Harvest® shingles are high-performance shingles that provide excellent protection for your home. They are architecturally stylish and practically priced.
Timberline Ultra HD® Shingles offer a wood-shake look with an incredible thickness that you’ll notice and appreciate.
The Liberty™ System is designed for both new roofing and re-roofing applications. This is a self-adhering system, making it safer and easier to use than traditional low-slope systems.
All the beauty of our original Camelot® Shingles at an incredibly affordable price!
GAF Woodland® Lifetime Designer Shingles combine the rustic look of hand-cut European shingles with 21st-century style—at a fraction of the cost of traditional wood shakes or slate.
The extra-large design of GAF Grand Sequoia® Lifetime Designer Shingles, along with oversized tabs, creates a realistic wood-shake look that adds visual impact at an incredibly affordable price.
GAF Glenwood® Lifetime Designer Shingles feature an ultra-dimensional design that will give your home a truly authentic wood-shake look.
Bold shadow lines and tapered cut-outs create the look of authentic slate at a fraction of the cost.
Preserve your attic with roof vents and exhaust systems from Master
Flow.