View and compare local, GAF factory-certified roofers
GAF certified roofers on a roof with new asphalt roofing shingles.

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GAF factory-certified roofers

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GAF Timberline is
America’s #1-selling brand
of roofing shingles
GAF evaluates and
certifies thousands of
roofers annually
Only GAF certified roofers
can offer our strongest warranties