What is the difference between whole house air purifiers and portable HEPA units for improving indoor air quality?
Download run
Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
What is the difference between whole house air purifiers and portable HEPA units for improving indoor air quality?
1 real search · 1 real-search pass
EPA air cleaners and HVAC filters portable HEPA whole house filtration MERV 13 indoor air qualityGoogle ↗
OBSERVEDOther / navigational
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). 1 of 1 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT1 real searches · gpt-6
EPA air cleaners and HVAC filters portable HEPA whole house filtration MERV 13 indoor air quality Google ↗
- Air Cleaners and Air Filters in the Home · epa.gov
- Guide to Air Cleaners in the Home · epa.gov
- Indoor Air Filtration · epa.gov
- Air Cleaning · lung.org
- Air Cleaners, HVAC Filters, and Respiratory Viruses · epa.gov