Real ChatGPT answer · index seedn387jP5vyIIcompleteHome services and improvement · roofingcommercial

What is the current consensus on applying closed-cell spray foam roof insulation directly to the underside of plywood roof decks?

ChatGPTgpt-63 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
What is the current consensus on applying closed-cell spray foam roof insulation directly to the underside of plywood roof decks?
3 real searches · 1 real-search pass
building science consensus closed cell spray foam underside plywood roof deck unvented roof assembly moisture drying guidanceGoogle ↗
OBSERVEDReason
Building America unvented roof assemblies closed cell spray foam roof sheathing condensation IRC R806.5Google ↗
OBSERVEDReason
Building Science Corporation spray foam roof deck closed cell moisture roof leaks plywood dryingGoogle ↗
OBSERVEDConsequence

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 (3)
Short factOther / navigationalComparisonConsequence33%Reason67%DefinitionInstructionYes / no

Classes come from the query-classifier (a local Laya model). 3 of 3 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.

Searches and sources

ChatGPT3 real searches · gpt-6
building science consensus closed cell spray foam underside plywood roof deck unvented roof assembly moisture drying guidance Google ↗
Building America unvented roof assemblies closed cell spray foam roof sheathing condensation IRC R806.5 Google ↗
Building Science Corporation spray foam roof deck closed cell moisture roof leaks plywood drying Google ↗

Queries

3 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
building science consensus closed cell spray foam underside plywood roof deck unvented roof assembly moisture drying guidance
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1
Building America unvented roof assemblies closed cell spray foam roof sheathing condensation IRC R806.5
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1
Building Science Corporation spray foam roof deck closed cell moisture roof leaks plywood drying
OBSERVED
Google ↗
AI Mode ↗
—Consequence——1x
of 1