If defrost isn’t working, something in the chain is broken. This step-by-step approach shows you exactly where to look and what to test.

Bob is a service technician who is well trained and nationally certified. However, he has sometimes suffered from the same confusion that all technicians occasionally do — the facts that he gathers ...

"You won't regret your decision." Homeowner opens up about experience with a heat pump HVAC after temperatures dropped below 0: 'Today it was [-9]' first appeared on The Cool Down.

Colorado has had a number of days when temperatures dropped to negative 15 degrees Fahrenheit or colder in recent years, and ...

Heat pumps electrify your heating and cooling to be more efficient. New technology could solve one of their lingering problems. Jon covers artificial intelligence. He previously led CNET's home energy ...

The name "heat pump" is misleading. This appliance actually does an efficient job of both heating and cooling your home. Unlike conventional HVAC systems, a heat pump functions by moving heat, rather ...

Your backup heat is supposed to be the quiet safety net in your home’s comfort system, not the star of the show. Yet in many ...