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Proudly using The GAF Roof System

1. Lifetime Shingles - #1-selling shingles in North America.
2. Attic Ventilation - Remove excess heat and moisture.
3. Roof Deck - Allows moisture to escape from your attic.
4. Starter Strips - Reduces the risk of blow-off.
5. Leak Barriers - Protects against leaks and extreme weather.
6. Ridge Caps - Guards against leaks at the hips and ridges.

The GAF Roof System
Click the circles below to examine these options
The GAF Roof System
Click the circles below to examine these options


"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


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Duncan Roofs is a BBB Accredited Roofer in Saint Petersburg, FL
(727) 323-1611
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