How popular isBioGuard?
In September 2026, people searched for BioGuard by name about 60 times in New Zealand, a 25% decrease from the previous year. These searches made up 21.4% of all New Zealand pool chemical brand searches, placing BioGuard second out of four brands. When we asked both ChatGPT and Google AI Overviews about pool chemical brands, BioGuard appeared in three of the four answers and was the most recommended of the four.
BioGuard is the second most searched of 4 competitors and the most recommended in AI answers.
ZodiacShare of searches 57.1%Mentioned in 2 of 4 AI answersPlace in AI recommendations 2nd
BioGuardShare of searches 21.4%Mentioned in 3 of 4 AI answersPlace in AI recommendations 1st
Hy-ClorShare of searches 21.4%Mentioned in 3 of 4 AI answersPlace in AI recommendations 3rd
HTHShare of searches 0%Mentioned in 0 of 4 AI answersPlace in AI recommendations –
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Top pool chemical brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and one Google AI Overview, BioGuard was mentioned in three out of four: in all three ChatGPT answers, but not in the Google AI Overview. BioGuard is the most recommended of the four.
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.
See every answer about pool chemical brands
4 answers
Asked ChatGPT
“Which pool chemical brand should I buy in New Zealand?”
Asked ChatGPT
“What are the best pool chemical brands in New Zealand?”
Asked ChatGPT
“What's the best pool chemical brand in New Zealand for a backyard pool?”
Searched Google, AI Overview
“pool chlorine nz”
Searched Google, AI Overview
“swimming pool chemicals”
Google showed no AI Overview for this search.
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in New Zealand on October 21, 2026.
Which pool chemical brands compete with BioGuard?
Share of searches by month for Zodiac, BioGuard, Hy-Clor. The figures are in the table below the chart.
View monthly share of searches table
| Month | Zodiac | BioGuard | Hy-Clor | HTH |
|---|---|---|---|---|
| Oct 2025 | 59.5% | 19% | 19% | 2.4% |
| Nov 2025 | 55.6% | 18.5% | 22.2% | 3.7% |
| Dec 2025 | 47.1% | 15.7% | 35.3% | 2% |
| Jan 2026 | 52.2% | 13% | 32.6% | 2.2% |
| Feb 2026 | 54.3% | 17.1% | 22.9% | 5.7% |
| Mar 2026 | 55.6% | 22.2% | 22.2% | 0% |
| Apr 2026 | 42.1% | 31.6% | 21.1% | 5.3% |
| May 2026 | 37.5% | 37.5% | 18.8% | 6.3% |
| Jun 2026 | 37.5% | 31.3% | 25% | 6.3% |
| Jul 2026 | 35.3% | 41.2% | 17.6% | 5.9% |
| Aug 2026 | 50% | 33.3% | 12.5% | 4.2% |
| Sep 2026 | 57.1% | 21.4% | 21.4% | 0% |
| Rank | Brand | Share of searches | Estimated monthly branded searches | vs prior month | Share change |
|---|---|---|---|---|---|
| 1, held 1st | 57.1% | 160 | +33.3% | +7.1 points | |
| 2, held 2nd | 21.4% | 60 | -25% | -11.9 points | |
| 3, held 3rd | 21.4% | 60 | +100% | +8.9 points | |
| 4, held 4th | 0% | 0 | -100% | -4.2 points |
1.
Zodiac57.1%
Held 1st. 160 estimated branded searches, +33.3% vs prior month. Share +7.1 points.
2.
BioGuard21.4%
Held 2nd. 60 estimated branded searches, -25% vs prior month. Share -11.9 points.
3.
Hy-Clor21.4%
Held 3rd. 60 estimated branded searches, +100% vs prior month. Share +8.9 points.
4.
HTH0%
Held 4th. 0 estimated branded searches, -100% vs prior month. Share -4.2 points.
Compare popularity between BioGuard and its closest rivals
Every comparison with BioGuard
2 comparisons
How has branded search demand for BioGuard changed in New Zealand over the last 12 months?
3 findings
- Across the 12 months ending September 2026, estimated monthly branded searches for BioGuard in New Zealand fell from 80 to 60.
- Across the 12 months ending September 2026, BioGuard’s share of searches among pool chemical brands in New Zealand increased from 19% to 21.4%.
- Across the 12 months ending September 2026, BioGuard’s share of searches among pool chemical brands in New Zealand peaked at 41.2% in July 2026 and was lowest at 13% in January 2026.
How did search popularity change for New Zealand pool chemical brands in September 2026?
4 changes
In September 2026, Hy-Clor gained share of searches among pool chemical brands in New Zealand, from 12.5% to 21.4%.
In September 2026, Zodiac gained share of searches among pool chemical brands in New Zealand, from 50% to 57.1%.
In September 2026, BioGuard lost share of searches among pool chemical brands in New Zealand, from 33.3% to 21.4%.
In September 2026, HTH lost share of searches among pool chemical brands in New Zealand, from 4.2% to 0%.
How are BioGuard’s branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using BioGuard’s name. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brand is growing, holding steady, or fading.
- bio guard
- bioguard pool
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