Real ChatGPT answer · index seedPlJwRG5UZiocompleteHome services and improvement · roofingcomparison
How much more expensive is it to add spray foam insulation to the attic during a roof replacement compared to just laying down blown-in fiberglass
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
How much more expensive is it to add spray foam insulation to the attic during a roof replacement compared to just laying down blown-in fiberglass
1 real search · 1 real-search pass
2026 attic insulation cost blown-in fiberglass per square foot spray foam open cell closed cell cost comparisonGoogle ↗
OBSERVEDComparison
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.
ChatGPT real searches (1)
Classes come from the query-classifier (a local Laya model).
Searches and sources
ChatGPT1 real searches · gpt-6
2026 attic insulation cost blown-in fiberglass per square foot spray foam open cell closed cell cost comparison Google ↗
- Attic Insulation Cost Calculator (2026): Blown-In & Spray Foam · replacecost.com
- Attic Insulation Cost (2026): Blown-In Vs Spray Foam · armorthane.com
- How Much Does Attic Insulation Cost? (2026) · homeguide.com