Request A FREE ESTIMATE
Call Today (301) 748-2979
GAF Premium Roofing Shingles
Nothing Protects Quite Like A Roof. And no warranties can cover your home quite like GAF's Lifetime Roofing System
Compare Warranties
GAF America's #1 Selling Shingles
GAF Time-Release Algae-Fighting Technology
25-year limited warranty against blue-green algae discoloration
Algae Protection from Eave to Ridge
Time-Release Algae-Fighting Technology is proprietary to GAF. Specially engineered capsules are infused throughout with thousands of copper microsites. These breakthrough capsules release algae-fighting copper efficiently, over time, for long-lasting algae-fighting power.
GAF Premium Shingles
Show your style with America's #1 shingles
When you choose GAF, you're in good company. More Americans have relied on GAF shingles than any other brand. With the strongest warranties in the industry you can have peace of mind knowing you are covered. From the Grand Sequoia with its wood shake look, Royal Sovereign's beauty and performance, to the #1 selling shingles in North America, Timberline HDZ we have the perfect shingles for your house
View All Shingles
GAF What to Know
We're Here To Help
What Goes into a Roof? 
See everything that goes into the roof over your head. Spoiler alert: It's a lot more than shingles.
Maryland Roofing, Siding & Windows, LLC Master Elite Roofers
We install only the Best Shingles
More homeowners in North America rely on Timberline Shingles than any other brand. They offer just the right combination of beauty, performance, and reliability. Now with GAF Time-Release Algae-Fighting Technology and LayerLock Technology, Timberline HDZ offers everything you can expect from an architectural shingle roof, and more.