Plumbworld vs Stelrad:Which is more popular?
In September 2026, Stelrad had more branded searches than Plumbworld among radiator retailers in the United Kingdom. Stelrad had about 5,400 branded searches, while Plumbworld had 590. Stelrad made up 19.5% of all radiator retailer searches we track, and Plumbworld accounted for 2.1%. When we asked ChatGPT and Google AI Overviews about radiator retailers, Plumbworld appeared in one of the five answers and Stelrad in none.
Who do people search for more?
Stelrad, about 9 searches for every 1 for Plumbworld
Who does AI mention more?
Plumbworld, mentioned in 1 of 5 answers, Stelrad in 0
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Top radiator retailers in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Plumbworld was mentioned in one out of five: in one of the three ChatGPT answers, but not in either of the two Google AI Overviews. Stelrad did not appear in any of the five 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.
BestHeating4 of 5Named in 2 of 3 ChatGPT answersNamed in 2 of 2 Google answers
The Radiator Centre2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
Victorian Plumbing1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers- Plumbworld1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Radiator Outlet0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers- Stelrad0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
Trade Radiators0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about radiator retailers
5 answers
Asked ChatGPT
“Where's the best place to buy radiators online in the UK?”
Asked ChatGPT
“Which UK shops sell good designer radiators?”
Asked ChatGPT
“What's the best place to buy a heated towel rail in the UK?”
Searched Google, AI Overview
“radiators”
Searched Google, AI Overview
“designer radiators”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in United Kingdom on October 28, 2026.
Is Plumbworld or Stelrad more popular in search?
This chart shows how often people search Google for Plumbworld and Stelrad by name. Each line represents a brand's share of searches for all seven radiator retailers we track, month by month, from searches in United Kingdom.
Share of searches by month for Stelrad, Plumbworld. The figures are in the table below the chart.
View monthly share of searches table
| Month | Radiator Outlet | Stelrad | Trade Radiators | BestHeating | Victorian Plumbing | The Radiator Centre | Plumbworld |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 43.3% | 19.3% | 15.8% | 10.5% | 4.7% | 3.8% | 2.6% |
| Nov 2025 | 43.6% | 19.4% | 12.9% | 12.9% | 4.7% | 3.8% | 2.6% |
| Dec 2025 | 40.6% | 18.1% | 18.1% | 12% | 4.4% | 4.4% | 2.4% |
| Jan 2026 | 36.5% | 19.9% | 16.3% | 16.3% | 4.8% | 3.9% | 2.2% |
| Feb 2026 | 38.4% | 20.9% | 17.1% | 11.2% | 6.2% | 3.9% | 2.3% |
| Mar 2026 | 38.9% | 17.4% | 14.2% | 9.3% | 4.2% | 14.2% | 1.9% |
| Apr 2026 | 43.9% | 19.5% | 16% | 10.6% | 4.4% | 3.9% | 1.7% |
| May 2026 | 46.1% | 20.5% | 13.5% | 8.8% | 4.7% | 4.7% | 1.8% |
| Jun 2026 | 41.3% | 22.4% | 14.8% | 9.7% | 5.1% | 5.1% | 1.6% |
| Jul 2026 | 40.4% | 21.9% | 14.4% | 12% | 4.4% | 5% | 1.9% |
| Aug 2026 | 43.3% | 19.2% | 15.7% | 10.5% | 4.4% | 4.4% | 2.6% |
| Sep 2026 | 43.7% | 19.5% | 15.9% | 10.5% | 4.7% | 3.6% | 2.1% |
Plumbworld sells other things too, so only its searches that name this product count here, like “plumbworld radiators”.
How has the Plumbworld and Stelrad comparison changed over the last 12 months?
3 findings
- Stelrad was ahead of Plumbworld in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, Plumbworld’s share of searches among radiator retailers in the United Kingdom moved from 2.6% to 2.1%, and its estimated monthly branded searches moved from 880 to 590.
- Across the 12 months ending September 2026, Stelrad’s share of searches among radiator retailers in the United Kingdom moved from 19.3% to 19.5%, and its estimated monthly branded searches moved from 6.6K to 5.4K.
How did search popularity change for United Kingdom radiator retailers in September 2026?
2 changes
Estimated monthly branded searches for Plumbworld in the United Kingdom fell 33% over 12 measured months, from 880 to 590 in September 2026.
Estimated monthly branded searches for Stelrad in the United Kingdom fell 18.2% over 12 measured months, from 6.6K to 5.4K in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Plumbworld’s and Stelrad’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.
Plumbworld
1 branded search term
- plumbworld radiators
Stelrad
1 branded search term
- stelrad
Other head-to-heads among radiator retailers
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