The Importance of Resilient, Impact-Resistant Roofs

What makes a roof truly resilient?

In this episode of Building Science Digest, we sit down with James White, Senior Product Manager for CertainTeed Residential Roofing, to break down everything you need to know about impact-resistant shingles—how they work, why they matter, and what’s driving their rapid rise across the country.

From the science behind polymer-modified asphalt (SBS) and granule adhesion to understanding UL 2218, FM 4473, and IBHS hail-testing standards, this conversation digs into the systems approach that helps roofs withstand hail, wind, and time itself.

James also explains how insurance trends, regional building codes, and changing weather patterns are shaping the future of residential roofing—and how CertainTeed’s Integrity Roof System® and Class 4 shingles are leading the way in resilience.

Key Topics Covered:

- The rise of severe weather and hail-related insurance claims

- Differences between Class 3 and Class 4 impact-resistant shingles

- The science and history behind SBS-modified asphalt

- Benefits of resilient roof systems for contractors and homeowners

- Future trends in roofing codes, insurance premiums, and climate adaptation

Whether you’re a contractor, roofer, or homeowner, this episode will help you understand why building for resilience is essential.