Domestic datacentres: how computer power can help heat your home
More companies are working on ways people can heat their homes in different and cheaper ways. Photograph: Jamie Grill/Getty Images/Tetra images RFView image in fullscreenMore companies are working on ways people can heat their homes in different and cheaper ways. “It just makes sense to take a computer out of a datacentre and to strap it next to your water tank and get free heat.”View image in fullscreenGiles Gibson estimates that the hot water bills for his four-bedroom home have fallen by between £10 and £15 a month since he had the datacentre system installed last year.
- ▪More companies are working on ways people can heat their homes in different and cheaper ways.
- ▪Photograph: Jamie Grill/Getty Images/Tetra images RFView image in fullscreenMore companies are working on ways people can heat their homes in different and cheaper ways.
- ▪“It just makes sense to take a computer out of a datacentre and to strap it next to your water tank and get free heat.”View image in fullscreenGiles Gibson estimates that the hot water bills for his four-bedroom home have fallen by between
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| Original publisher | The Guardian — UK |
| Canonical URL | https://www.theguardian.com/money/2026/sep/19/domestic-datacentres-how-computer-power-can-help-heat-your-home |
| Publication time | Sat, 19 Sep 2026 10:00:44 GMT |
| Retrieval time | 2026-09-19T10:13:45.794Z |
| Last seen | 2026-09-19T10:13:45.794Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
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| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | dT2G_Gh8Pa_- · 1 stories |
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| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
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| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
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More companies are working on ways people can heat their homes in different and cheaper ways. Photograph: Jamie Grill/Getty Images/Tetra images RFView image in fullscreenMore companies are working on ways people can heat their homes in different and cheaper ways. Photograph: Jamie Grill/Getty Images/Tetra images RFEnergy billsDomestic datacentres: how computer power can help heat your homeEnergy bills are scheduled to rise next month but there are innovative ways to heat your home and save moneyShane HickeySat 19 Sep 2026 06.00 EDTSharePrefer the Guardian on Google‘When Giles Gibson turns on the hot tap in his home, the water that comes out of it is not heated by gas but by the tiny datacentre strapped to the tank.Attached to the hot water cylinder in his London home is a compact computer…
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