GAF Quick Links GAF & Duncan Roofs . . . "Your Best and Safest Choice" Professional installers have long preferred the rugged, dependable performance that only a GAF roof can offer, and have made our Timberline Shingles with Advanced Protection the #1 selling shingle brand in North America! Rated #1 in shingle quality by U.S. contractors and home builders Rated #1 in shingle quality by contractors and home builders Ranked #1 in #Brand Familiarity, Brand Used in the Past Two Years, Brand Used the Most, Highest Quality Brand in Remodeling 2015 Brand User Awards for Ridge Vent Systems Named #1 in innovation for shingles and ridge ventilation by home builders #1 in quality in the 2012, 2013, 2014, and 2015 BUILDER Brand Use Study, Roofing: Asphalt/Fiberglass Shingles category; winner 8 out of last 9 years Winner of 2012, 2013, 2014, and 2015 Womens Choice Award, with 9 out of 10 female customers highly recommending the brand to others Master Flow Solar Roof Vent named one of the Top 100 New Building Products of 2014 in Professional Builder magazine Winner of the Innovation Award for Asphalt Roofing Shingles in both Home Builder Executive and Home Improvement Executive in 2011, 2012, 2013, and 2014 Energyguard Polyiso Insulated Sheathing named one of the 100 Best New Products of 2014 by Professional Remodeler Magazine 2014 Category Winner from Green Wizard as Manufacturer that achieved outstanding performance in green building Sienna Designer Lifetime Shingles selected for This Old House Top 100 Products of 2013 Winner of 2013 Professional Remodelers 101 Best New Products Award for new TruSlate products Multiple winner of the Builders Choice Award Shingles Danger Signs & Warranty Information TESTIMONIALS "I just wanted to say thank you for doing such an outstanding job on our roof and your expediting the job to ensure completion before the rains started. We are very pleased and will recommend you highly to everyone. Thank you." - E. MULLENS | ST. PETERSBURG, FL "This is not my first dealing with your company, but perhaps it should be my second letter. Five years ago- Duncan Roofing did a flat roof at this location. I was very pleased, so who did I call when I needed a new roof- Duncan Roofing Co. Bob, I want to thank you and your office personnel. On time- No mess- And a job well done." - SAM HARDY | ST. PETERSBURG, FL "Thank you very much for your prompt attention to my roof problem. You are a great professional and I appreciate your thoroughness and promptness. Good will is a very important part of success and you certainly have it! Thanks again, all the best." - S. PEPPER | ST. PETE BEACH, FL View all testimonials REQUEST A QUOTE Name* Address* City* Phone* Email Address* Briefly Explain The Nature Of Your Project Submit Home Why Duncan? Residential Roofing Reviews Contact Us Privacy Read Our Blog "Roof Truths With Teddy Duncan" (Click the icon below) Duncan Roofs 2570 25th Avenue North St. Petersburg, FL 33713 Phone: (727) 323-1611 License #CCC011607