Gas & Water vs Mains Plumbers:Which is more popular in New Zealand?
In October 2026, Mains Plumbers had more branded searches than Gas & Water among Dunedin plumbing companies in New Zealand. Mains Plumbers had about 90 branded searches, while Gas & Water had 30. Mains Plumbers made up 9.5% of all Dunedin plumbing company searches we track, and Gas & Water accounted for 3.2%. When we asked ChatGPT and Google AI Overviews about Dunedin plumbing companies, Gas & Water appeared in three of the four answers and Mains Plumbers in one. Gas & Water was mentioned before Mains Plumbers in every answer.
Who do people search for more?
Mains Plumbers, about 3 searches for every 1 for Gas & Water
Who does AI mention more?
Gas & Water, mentioned in 3 of 4 answers, Mains Plumbers in 1
Who does AI recommend more?
Gas & Water, named ahead of Mains Plumbers in every answer
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Top Dunedin plumbing companies in ChatGPT and Google AI Overviews
In three ChatGPT questions and one Google AI Overview, Gas & Water was mentioned in three out of four: in all three ChatGPT answers, but not in the Google AI Overview. Mains Plumbers was mentioned in one out of four: in one of the three ChatGPT answers, but not in the Google AI Overview. Gas & Water was listed before Mains Plumbers in every answer.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
Foleys3 of 4Named in 2 of 3 ChatGPT answersNamed in 1 of 1 Google answers- Gas & Water3 of 4Named in 3 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Wright Plumbing and Drainage3 of 4Named in 3 of 3 ChatGPT answersNamed in 0 of 1 Google answers
McNab Plumbing3 of 4Named in 3 of 3 ChatGPT answersNamed in 0 of 1 Google answers
Laser Plumbing1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers- Mains Plumbers1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
iPlumb Plumbing and Gas1 of 4Named in 1 of 3 ChatGPT answersNamed in 0 of 1 Google answers
See every answer about Dunedin plumbing companies
4 answers
Asked ChatGPT
“Which plumbing company should I hire in Dunedin, New Zealand?”
Asked ChatGPT
“What are the best plumbing companies in Dunedin, New Zealand?”
Asked ChatGPT
“What's the best plumbing company in Dunedin, New Zealand for a plumbing repair?”
Searched Google, AI Overview
“plumber dunedin”
Google showed no AI Overview for this search.
Searched Google, AI Overview
“emergency plumber dunedin nz”
Brands are shown in the order each answer named them. The survey took place in New Zealand on October 21, 2026.
Is Gas & Water or Mains Plumbers more popular in search?
This chart shows how often people search Google for Gas & Water and Mains Plumbers by name. Each line represents a brand's share of searches for all seven Dunedin plumbing companies we track, month by month, from searches in New Zealand.
Share of searches by month for Mains Plumbers, Gas & Water. The figures are in the table below the chart.
View monthly share of searches table
| Month | Foleys | Laser Plumbing | Mains Plumbers | Gas & Water | Wright Plumbing and Drainage | iPlumb Plumbing and Gas | McNab Plumbing |
|---|---|---|---|---|---|---|---|
| Nov 2025 | 74% | 13% | 7% | 2% | 1% | 2% | 1% |
| Dec 2025 | 74.4% | 11.5% | 7.7% | 2.6% | 1.3% | 1.3% | 1.3% |
| Jan 2026 | 70.8% | 12.4% | 9% | 3.4% | 1.1% | 1.1% | 2.2% |
| Feb 2026 | 78.7% | 10.6% | 5.3% | 2.1% | 1.1% | 1.1% | 1.1% |
| Mar 2026 | 74% | 15.4% | 5.7% | 2.4% | 0.81% | 0.81% | 0.81% |
| Apr 2026 | 76.3% | 11.8% | 6.5% | 2.2% | 1.1% | 1.1% | 1.1% |
| May 2026 | 75% | 12.5% | 6.7% | 1.9% | 1.9% | 0.96% | 0.96% |
| Jun 2026 | 75.2% | 9.3% | 8.5% | 2.3% | 2.3% | 1.6% | 0.78% |
| Jul 2026 | 70.1% | 13.7% | 6.8% | 4.3% | 1.7% | 2.6% | 0.85% |
| Aug 2026 | 72.1% | 13.5% | 7.2% | 3.6% | 1.8% | 0.9% | 0.9% |
| Sep 2026 | 72.1% | 12.5% | 5.8% | 3.8% | 1.9% | 0.96% | 2.9% |
| Oct 2026 | 71.6% | 11.6% | 9.5% | 3.2% | 2.1% | 1.1% | 1.1% |
How has branded search for Gas & Water and Mains Plumbers changed in New Zealand over the last 12 months?
3 findings
- Mains Plumbers was ahead of Gas & Water in every measured month of the 12 months ending October 2026.
- Across the 12 months ending October 2026, Gas & Water’s share of searches among Dunedin plumbing companies in New Zealand moved from 2% to 3.2%, and its estimated monthly branded searches moved from 20 to 30.
- Across the 12 months ending October 2026, Mains Plumbers’ share of searches among Dunedin plumbing companies in New Zealand moved from 7% to 9.5%, and its estimated monthly branded searches moved from 70 to 90.
How did search popularity change for New Zealand Dunedin plumbing companies in October 2026?
2 changes
In October 2026, Mains Plumbers gained share of searches among Dunedin plumbing companies in New Zealand, from 5.8% to 9.5%.
In October 2026, Gas & Water lost share of searches among Dunedin plumbing companies in New Zealand, from 3.8% to 3.2%.
How are Gas & Water’s and Mains Plumbers’ branded searches counted?
3 search terms
Brandwave collects information about searches that people make online using Gas & Water’s and Mains Plumbers’ names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Gas & Water
1 branded search term
- gas and water dunedin
Mains Plumbers
2 branded search terms
- mains plumbers
- mains plumbers dunedin
Other head-to-heads among Dunedin plumbing companies
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