The refrigeration system in a heat pump dryer works like a dehumidifier. It’s driven by a compressor, which pressurizes a refrigerant in one set of coils to release heat. The pressurized ...

But a relatively new technology is changing that. Instead of using a heater, these new dryers use a heat pump, and [Matt Ferrell] shows us his dryer and discusses the pros and cons in a video you ...

Using a heat pump can be one of the most efficient ways to cool and heat your house. In cooling mode, it works like an air conditioner, extracting heat from the air inside and releasing it outside.