HTH vs Zodiac:Which is more popular?
In September 2026, Zodiac had more branded searches than HTH among pool chemical brands in New Zealand. Zodiac had about 160 branded searches, while HTH had 0. Zodiac made up 57.1% of all pool chemical brand searches we track, and HTH accounted for 0%. When we asked ChatGPT and Google AI Overviews about pool chemical brands, Zodiac appeared in two of the four answers and HTH in none.
Who do people search for more?
Zodiac, the only one of the two with measured searches
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Top pool chemical brands in ChatGPT and Google AI Overviews
In three ChatGPT questions and one Google AI Overview, Zodiac was mentioned in two out of four: in two of the three ChatGPT answers, but not in the Google AI Overview. HTH did not appear in any of the four answers.
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.
Is HTH or Zodiac more popular in search?
This chart shows how often people search Google for HTH and Zodiac by name. Each line represents a brand's share of searches for all four pool chemical brands we track, month by month, from searches in New Zealand.
Share of searches by month for Zodiac, HTH. 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% |
How has the HTH and Zodiac comparison changed over the last 12 months?
3 findings
- Zodiac was ahead of HTH in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, HTH’s share of searches among pool chemical brands in New Zealand moved from 2.4% to 0%, and its estimated monthly branded searches moved from 10 to 0.
- Across the 12 months ending September 2026, Zodiac’s share of searches among pool chemical brands in New Zealand moved from 59.5% to 57.1%, and its estimated monthly branded searches moved from 250 to 160.
How did search popularity change for New Zealand pool chemical brands in September 2026?
2 changes
In September 2026, Zodiac gained share of searches among pool chemical brands in New Zealand, from 50% to 57.1%.
In September 2026, HTH lost share of searches among pool chemical brands in New Zealand, from 4.2% to 0%.
How are branded searches counted?
4 search terms
Brandwave collects information about searches that people make online using HTH’s and Zodiac’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.
Other head-to-heads among pool chemical brands
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