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New architectural shingle roof in Charlotte NC

Materials · July 20, 2026

Class 3 vs Class 4 Shingles: What's the Difference — and What It Can Do for Your Insurance Bill

Impact-resistant shingles explained in plain English: how the UL 2218 classes work, what Class 4 survives, and why many insurers reward it with premium discounts.

Read the article → · 6 min

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