https://thenextweb.com/news/startup-...tic-heat-pumps
A better, longer lasting, more efficient heat pump coming soon, but what a waste of a perfectly good driver...you won't be able to hear it.
Maybe you engineers can work on DIY speaker heat pumps for a future InDIYana theme
A better, longer lasting, more efficient heat pump coming soon, but what a waste of a perfectly good driver...you won't be able to hear it.

Maybe you engineers can work on DIY speaker heat pumps for a future InDIYana theme

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