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Bill Ragan Roofing Blog

Learn about roofing at the blog of Bill Ragan Roofing Company, LLC. Call our Nashville roofing company today!

CertainTeed | Owens Corning | Landmark shingles vs. Duration shingles

CertainTeed Landmark Shingles vs. Owens Corning Duration Shingles

By: Bill Ragan
August 14th, 2026

In the process of picking a shingle for your new roof? Trying to decide between CertainTeed's Landmark shingles and Owens Corning's Duration shingles?

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GAF | CertainTeed | Landmark shingles vs. Timberline HDZ shingles

CertainTeed Landmark Shingles vs. GAF Timberline HDZ Shingles

By: Bill Ragan
August 12th, 2026

Trying to pick the right shingle for your upcoming roof replacement? Are you deciding between CertainTeed's Landmark shingle and GAF's Timberline HDZ shingle?

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CertainTeed | TAMKO | Landmark shingles vs. Heritage shingles

CertainTeed Landmark Shingles vs. TAMKO Heritage Shingles

By: Bill Ragan
August 10th, 2026

Trying to choose a shingle for your upcoming roof replacement? Are you deciding between CertainTeed’s Landmark shingle and TAMKO’s Heritage shingle?

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GAF | CertainTeed | Best asphalt shingles

The 6 Best Shingles to Consider for 2026

By: Bill Ragan
May 29th, 2026

Is it time to replace your asphalt shingle roof? Are you wondering what the best shingles are right now?

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Bill Ragan Roofing

2969 Armory Dr., Suite 300
Nashville TN 37204

(615) 242-0333

Office Hours: 

Monday-Thursday: 7:30-4:30

Friday: 7:30-2:00

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"I recently had my roof replaced and Bill and team did an excellent job! This could not have gone more smoothly. I would highly recommend them!!!"

- Jeffrey Gardner

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