Category AI Visibility Report
Water Heaters 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
≈82,854
Est. AI queries / month
13
Buyer topics monitored
10
Brands on the AI shelf
Key insights
- Over the last 30 days, GEOly monitored 13 buyer topics in Water Heaters across ChatGPT, Google AI Mode, Google AI Overviews — an estimated 82,854 AI queries per month.
- Rheem leads the AI shelf with 26.5% of brand mentions, followed by A. O. Smith (13.7%) and Rinnai (9.3%). The top three hold 49.5% combined — a concentrated shelf where challengers need a differentiated topic wedge.
- The highest-demand topic is “Heat pump water heaters” (top keyword “heat pump water heater”, ~40,500 searches/mo).
- AI answers lean on reddit.com most (17.7% 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 | Rheem | 1,446 | 26.5% |
| 2 | A. O. Smith | 749 | 13.7% |
| 3 | Rinnai | 506 | 9.3% |
| 4 | Bradford White | 409 | 7.5% |
| 5 | GE | 306 | 5.6% |
| 6 | Navien | 232 | 4.3% |
| 7 | Stiebel Eltron | 227 | 4.2% |
| 8 | Noritz | 206 | 3.8% |
| 9 | Suburban | 174 | 3.2% |
| 10 | EcoSmart | 120 | 2.2% |
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 |
|---|---|---|---|
| Heat pump water heaters | ≈32,268 | heat pump water heater | 40,500 |
| 40 gallon electric water heaters | ≈25,880 | water heaters 40 gallon electric | 18,100 |
| 40 gallon gas water heaters | ≈24,706 | gas hot water heaters 40 gallon | 22,200 |
| Electric tankless water heaters | — | electric tankless water heater | 60,500 |
| 50 gallon water heaters | — | 50 gallon water heater | 27,100 |
| Electric water heaters | — | electric water heater | 49,500 |
| Gas water heaters | — | gas water heater | 40,500 |
| Solar water heaters | — | solar water heater | 27,100 |
| RV water heaters | — | rv water heater | 18,100 |
| Tankless water heaters | — | tankless water heater | 201,000 |
| Gas tankless water heaters | — | gas tankless water heater | 22,200 |
| Propane tankless water heaters | — | propane tankless water heater | 18,100 |
| 50 gallon electric water heaters | — | electric water heaters 50 gal | 22,200 |
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 | 143 | 17.7% |
| energystar.gov | 90 | 11.2% |
| hvacbase.org | 61 | 7.6% |
| waterclue.com | 50 | 6.2% |
| rheem.com | 48 | 6% |
| homedepot.com | 47 | 5.8% |
| consumerreports.org | 38 | 4.7% |
| goodhousekeeping.com | 33 | 4.1% |
Related category reports
FAQ
Which brands do AI assistants recommend most for water heaters?
Over the last 30 days the top brands by AI mention share are: Rheem (26.5%), A. O. Smith (13.7%), Rinnai (9.3%), Bradford White (7.5%), GE (5.6%). Data from GEOly's continuous monitoring across ChatGPT, Google AI Mode, Google AI Overviews.
How many people ask AI about water heaters?
GEOly estimates ~82,854 AI queries per month in this category across 13 buyer topics, led by “Heat pump water heaters”.
Which sources do AI engines cite for water heaters?
The most-cited domains are: reddit.com, energystar.gov, hvacbase.org, waterclue.com, rheem.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.