Business | Hot property

Meet the Swedish firm trying to shake up heat pumps

It sees a big opportunity in an old technology

Aira heatpump installers.
Photograph: Aira
|STOCKHOLM

Heat pumps, a type of reverse-refrigerator used for warming homes, are not the type of tech that gets most investors hot and bothered. They were, after all, invented in 1856. Harald Mix and Carl-Erik Lagercrantz, two Swedish financiers, see things differently.

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This article appeared in the Business section of the print edition under the headline “Hot property”

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