Video: Victorian-era radiator turned into cooling system for gaming PC
Source: interestingengineering
Author: @IntEngineering
Published: 12/30/2025
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Read original articleBillet Labs, a London-based PC cooling specialist, has repurposed a century-old cast-iron Victorian-era radiator into the central cooling system for a modern gaming PC. Weighing around 110 pounds (50 kilograms) and holding over 10 liters of liquid, the radiator serves as a massive passive cooling vessel. The PC components are mounted beneath the radiator rather than inside a conventional case, with copper heatsinks and extensive pipework connecting heat-producing parts to the radiator’s large thermal mass. This design merges industrial-age hardware with contemporary computing, resulting in a visually striking steampunk aesthetic featuring ornamental feet and rounded iron fins.
This build aligns with Billet Labs’ history of unconventional, visually distinctive cooling solutions, often incorporating solid copper and exposed plumbing. While specific hardware details remain undisclosed, the system is intended to cool high-performance CPUs and GPUs, which typically generate significant heat and are challenging to cool quietly. Although the passive cooling approach offers substantial heat dissipation potential due to the radiator’s size
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energycooling-systemPC-hardwarethermal-managementpassive-coolingcopper-heatsinkscast-iron-radiator