Gas & Water vs McNab Plumbing:Which is more popular in New Zealand?
In October 2026, Gas & Water had more branded searches than McNab Plumbing among Dunedin plumbing companies in New Zealand. Gas & Water had about 30 branded searches, while McNab Plumbing had 10. Gas & Water made up 3.2% of all Dunedin plumbing company searches we track, and McNab Plumbing accounted for 1.1%. When we asked ChatGPT and Google AI Overviews about Dunedin plumbing companies, Gas & Water and McNab Plumbing each appeared in three of the four answers. Gas & Water was mentioned before McNab Plumbing in every answer.
Who do people search for more?
Gas & Water, about 3 searches for every 1 for McNab Plumbing
Who does AI mention more?
Both were mentioned in 3 of 4 answers.
Who does AI recommend more?
Gas & Water, named ahead of McNab Plumbing 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 and McNab Plumbing were each mentioned in three out of four: in all three ChatGPT answers, but not in the Google AI Overview. Gas & Water was listed before McNab Plumbing 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 McNab Plumbing more popular in search?
This chart shows how often people search Google for Gas & Water and McNab Plumbing 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 Gas & Water, McNab Plumbing. 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 McNab Plumbing changed in New Zealand over the last 12 months?
3 findings
- Gas & Water was ahead of McNab Plumbing 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, McNab Plumbing’s share of searches among Dunedin plumbing companies in New Zealand moved from 1% to 1.1%, and its estimated monthly branded searches held steady at 10.
How did search popularity change for New Zealand Dunedin plumbing companies in October 2026?
2 changes
In October 2026, McNab Plumbing lost share of searches among Dunedin plumbing companies in New Zealand, from 2.9% to 1.1%.
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 McNab Plumbing’s branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Gas & Water’s and McNab Plumbing’s 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
McNab Plumbing
1 branded search term
- mcnab plumbing
Other head-to-heads among Dunedin plumbing companies
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