Category AI Visibility Report
Water Filters AI Visibility Report 2026: Top Brands & Buyer Topics in AI Search
Data updated 2026-08-27 · 30-day window · ChatGPT · Google AI Mode · Google AI Overviews
≈59,675
Est. AI queries / month
9
Buyer topics monitored
10
Brands on the AI shelf
Key insights
- Over the last 30 days, GEOly monitored 9 buyer topics in Water Filters across ChatGPT, Google AI Mode, Google AI Overviews — an estimated 59,675 AI queries per month.
- Brita leads the AI shelf with 11.6% of brand mentions, followed by PUR (9.6%) and Aquasana (8.4%). The top three hold 29.6% combined — a shelf that has not consolidated yet, leaving a clear window for challengers.
- The highest-demand topic is “Water filters for hard water” (top keyword “shower water filters for hard water”, ~22,200 searches/mo).
- AI answers lean on reddit.com most (15.3% of citations) — earning presence on these sources is the shortest path to being recommended.
Brands AI recommends most
Share of brand mentions across AI answers in the last 30 days (Share of Model).
| # | Brand | AI mentions | Share |
|---|---|---|---|
| 1 | Brita | 478 | 11.6% |
| 2 | PUR | 396 | 9.6% |
| 3 | Aquasana | 349 | 8.4% |
| 4 | GE | 277 | 6.7% |
| 5 | ISPRING | 274 | 6.6% |
| 6 | Waterdrop | 263 | 6.4% |
| 7 | LifeStraw | 195 | 4.7% |
| 8 | ZeroWater | 170 | 4.1% |
| 9 | Sprite Industries | 121 | 2.9% |
| 10 | AquaBliss | 119 | 2.9% |
What shoppers ask AI
Buyer topics monitored in this category, with estimated monthly AI queries and the top Google keyword behind each topic.
| Topic | Est. AI queries / mo | Top keyword | Search volume / mo |
|---|---|---|---|
| Water filters for hard water | ≈35,419 | shower water filters for hard water | 22,200 |
| Activated carbon water filters | ≈24,256 | water filters with activated carbon | 27,100 |
| Pitcher water filters | — | brita water filters | 90,500 |
| Water filters for well water | — | well water filtration system | 60,500 |
| Shower water filters | — | water filters for shower head | 110,000 |
| Home water filters | — | home water filtration system | 135,000 |
| Refrigerator water filters | — | water filters for whirlpool fridge | 74,000 |
| Faucet water filters | — | pur water filter | 27,100 |
| Whole house water filters | — | water filters for whole house | 201,000 |
Sources AI cites in this category
Root domains AI engines cited most when answering category queries in the last 30 days.
| Domain | Citations | Share |
|---|---|---|
| reddit.com | 96 | 15.3% |
| consumerreports.org | 84 | 13.4% |
| tapwaterdata.com | 75 | 12% |
| nsf.org | 71 | 11.3% |
| brita.com | 29 | 4.6% |
| waterfilterguru.com | 28 | 4.5% |
| bobvila.com | 28 | 4.5% |
| tapwater.org | 22 | 3.5% |
FAQ
Which brands do AI assistants recommend most for water filters?
Over the last 30 days the top brands by AI mention share are: Brita (11.6%), PUR (9.6%), Aquasana (8.4%), GE (6.7%), ISPRING (6.6%). Data from GEOly's continuous monitoring across ChatGPT, Google AI Mode, Google AI Overviews.
How many people ask AI about water filters?
GEOly estimates ~59,675 AI queries per month in this category across 9 buyer topics, led by “Water filters for hard water”.
Which sources do AI engines cite for water filters?
The most-cited domains are: reddit.com, consumerreports.org, tapwaterdata.com, nsf.org, brita.com. Building brand presence on these sources is the most direct way to win AI recommendations.
Methodology
GEOly continuously runs category buyer prompts across ChatGPT, Google AI Mode, Google AI Overviews and records which brands are mentioned and which sources are cited. Figures aggregate a 30-day window; AI query volumes are modeled estimates from keyword demand and AI-adoption share. Data: GEOly MCP Server, updated 2026-08-27.
See your brand inside this category
GEOly tracks how ChatGPT, Google AI Mode and Google AI Overviews mention, rank and cite your brand against every competitor above — and what to fix to win the AI shelf.