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Heat Pumps: the Future of Home Heating

Technology Connections · 4.9M views · 2021-02-28 · 35:15

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Overview

Technology Connections explains how heat pumps work as reversed air conditioners and why they can deliver several times the heat of resistive heating per unit of energy. It also tackles common myths such as poor cold-weather performance.

On Hacker News

HN's default recommendation for a friendly, thorough introduction to heat pumps and why they are so efficient.

Recommended by 17 HN people across 15 months · HN mentions 2021–2026

Topics

Power grid, heating & buildingsEveryday physics & science demos
Search by tags
home heatinghvacefficiencyrefrigeration cycletechnology connections

What people said

sushiburps · 2023-02 · Strong recommendation

Highly recommend the YouTube channel 'Technology Connections' videos on heat pumps: [VIDEO] [LINK] [LINK] [LINK]

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pickledish · 2021-11 · Strong recommendation

His whole channel (called Technology Connections) is probably my favorite one on YouTube, can’t recommend it enough! My favorites are his series on refrigeration and heat pumps, for example this one: [VIDEO] Edit: to clarify, this article is based on an old Technology Connections video, and the creator of that video has lots more!

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Joel_Mckay · 2026-02 · Recommendation

They are a very efficient way to get both AC and Heating: [VIDEO] [LINK] Unless you live in a cold climate, they are worth it for a discounted energy bill =3

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Sources

Video by Technology Connections, played through YouTube.

Data and selection notes

HN summaries and labels may contain AI errors. HN dates refer to discussions, not video publication.

HN Library: HackerTube export (2026-10-31) and open-index/hacker-news. Upstream summaries and classifications may contain AI errors.

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