Real ChatGPT answer · index seed66y063iiFyocompleteHome services and improvement · flooringcomparison
Do I need to install a cement backer board over my wooden subfloor before laying ceramic tile in a small commercial restroom, or can I use a modern uncoupling membrane instead?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Do I need to install a cement backer board over my wooden subfloor before laying ceramic tile in a small commercial restroom, or can I use a modern uncoupling membrane instead?
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.
ChatGPT real searches (2)
Classes come from the query-classifier (a local Laya model). 1 of 2 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT2 real searches · gpt-6
Schluter DITRA installation handbook plywood subfloor ceramic tile requirements joist spacing deflection commercial restroom Google ↗
TCNA wood subfloor ceramic tile deflection L/360 plywood underlayment uncoupling membrane requirements Google ↗
- Deflection · tcnatile.com
- Schluter®-DITRA & DITRA-XL | Uncoupling (DITRA) · schluter.com
- WOOD UNDERLAYMENT · assets.schluter.com
- D-W24-XL-T 1 Ceramic or porcelain tile 2 SET, A · assets.schluter.com
- D-W19-T 19.2" (488 mm) o.c. joist spacing, single · lowes.com
Queries
2 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
Schluter DITRA installation handbook plywood subfloor ceramic tile requirements joist spacing deflection commercial restroom OBSERVED | Google ↗ AI Mode ↗ | — | Instruction | — | — | 1x of 1 | |
TCNA wood subfloor ceramic tile deflection L/360 plywood underlayment uncoupling membrane requirements OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 |