How long do gas furnaces typically last according to home inspectors before they become a safety hazard and need to be replaced?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
How long do gas furnaces typically last according to home inspectors before they become a safety hazard and need to be replaced?
2 real searches · 1 real-search pass
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 2 queries…
Searches and sources
Queries
2 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
gas furnace life expectancy 15 20 years home inspectors cracked heat exchanger carbon monoxide safety replacement OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
home inspector gas furnace age safety hazard cracked heat exchanger carbon monoxide replacement guidance OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 |