A heat pump functions as a typical air conditioning system in the cooling mode — absorbing heat from indoors and rejecting it outdoors. In heating mode, the coils reverse their functions. The outdoor ...

In this troubleshooting situation, the equipment is a package unit heat pump, and the customer has called for service because although they have the thermostat set at 74° F, the temperature in the ...

If you're considering using a ground source heat pump to heat your home, you could be wondering what type of ground source heat pump problems you may encounter. Or, perhaps you have one and have a few ...

While heat pump problems are far outweighed by their many benefits, it is well worth getting to know where homeowners often run into issues with both air source heat pumps as well as ground source ...

Thank you for visiting one of our most popular classic articles. If you’d like to see updated information on this topic, please check out this recently published article, Interpreting the Sounds of a ...

Rinnai’s CPD, ‘Seasonal Performance Factors and Heat Pump Design’, details the evaluation of SPF when measuring a heat pump ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Liam McCabe After a decade ...

Off a highway nestled in the woods of New Hampshire, a small group of engineers have been quietly working on advanced heat pumps inspired by rockets and satellites, of all things. Evari emerged from ...

A heat pump heats and cools your home, functioning like a combined furnace and central air conditioner. Because they absorb and move heat from the air, heat pumps are exceptionally energy-efficient ...

Home heating contributes to nearly a third of the average U.S. utility bill — more than any other system in a home. To make matters worse, home heating costs are on the rise. The National Energy ...

Mike De Socio is a CNET contributor who writes about energy, personal finance, electric vehicles and climate change. He's also the author of the nonfiction book, "Morally Straight: How the Fight for ...