Real ChatGPT answer · index seeditYDxzzsdxgcompleteHome services and improvement · roofingcommercial
Between CertainTeed Landmark and GAF Timberline HDZ, which shingle brand holds up better against heavy hail and high winds according to recent independent reviews?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Between CertainTeed Landmark and GAF Timberline HDZ, which shingle brand holds up better against heavy hail and high winds according to recent independent reviews?
3 real searches · 1 real-search pass
independent comparison CertainTeed Landmark vs GAF Timberline HDZ hail resistance wind resistance reviews 2025 2026Google ↗
OBSERVED
CertainTeed Landmark technical data wind warranty hail impact rating UL 2218 officialGoogle ↗
OBSERVED
GAF Timberline HDZ technical data wind warranty hail impact rating UL 2218 officialGoogle ↗
OBSERVED
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
Classifying 3 queries…
Searches and sources
ChatGPT3 real searches · gpt-6
independent comparison CertainTeed Landmark vs GAF Timberline HDZ hail resistance wind resistance reviews 2025 2026 Google ↗
CertainTeed Landmark technical data wind warranty hail impact rating UL 2218 official Google ↗
GAF Timberline HDZ technical data wind warranty hail impact rating UL 2218 official Google ↗
- Timberline HDZ: GAF's #1-selling shingle · gaf.com
- Landmark Shingles · buildsite.com
- CertainTeed Landmark vs. GAF Timberline HDZ · owlroofing.com
- Landmark® ClimateFlex® · certainteed.com
- Timberline UHDZ® Shingles · gaf.com
- Protect Your Roof with Timberline AS II Shingles · gaf.com
Queries
3 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
independent comparison CertainTeed Landmark vs GAF Timberline HDZ hail resistance wind resistance reviews 2025 2026 OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
CertainTeed Landmark technical data wind warranty hail impact rating UL 2218 official OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
GAF Timberline HDZ technical data wind warranty hail impact rating UL 2218 official OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 |