What are the best air purifiers for allergies?
Air Purifiers & Climate AppliancesNamed in 1 of 6 answers
#22
4.7
Rank by surface
Microsoft Copilot#5
Microsoft Copilot#5Brand profile
Corsi-Rosenthal box
The Corsi-Rosenthal box is a DIY air filter made from MERV-13 furnace filters and a box fan, designed for effective, low-cost air purification.
1 questions · 1 categories · As of Nov 12, 2026
- Best category rank
- #224
- Air Purifiers & Climate Appliances · of 242
- Questions
- 1
- 1 categories
- Answers naming it
- 1/6
- Of the answers measured on this brand's questions
Visibility by category
| Categories | Category rank | Questions | Score |
|---|---|---|---|
| Air Purifiers & Climate Appliances | #224of 242 | 1 | 4.7 |
Ranking by question
Named alongside in Air Purifiers & Climate Appliances
Brands named in the same answers as Corsi-Rosenthal box in the last four weeks, counted in answers.
Sources cited when this brand is named
Sites the answers naming this brand cited in the last four weeks. Counts are citing answers.
| Rank | Source | Citing answers |
|---|---|---|
| 1 | airpurifier.guru | 1 |
| 2 | airpurifiersadvisor.com | 1 |
| 3 | breathequality.com | 1 |
| 4 | cleanaircritic.com | 1 |
| 5 | consumertestedratings.com | 1 |
| 6 | forbes.com | 1 |
| 7 | inspectandtest.net | 1 |
| 8 | rtings.com | 1 |
| 9 | talkofthehouse.com | 1 |
| 10 | thewellnessvoyage.com | 1 |
Named by surface, by question
For the brand's best questions: of each surface's 1 answers, how many named it.
| Questions |  Google AI Overviews |  ChatGPT |  Claude |  Gemini | Google AI Mode | Microsoft Copilot |
|---|---|---|---|---|---|---|
| 1What are the best air purifiers for allergies? | 0 | 0 | 0 | 0 | 0 | 1 |