The last thing anyone needs is for their furnace to start blowing cold air — especially in the winter. But what causes this ...

Freezing, frosty, frigid are all perfect words to describe typical Northern winter weather. If they describe the inside of your home, however, chances are excellent that 1) there is something wrong ...

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 ...

Before you panic or call a repair tech, there's a chance your furnace thermostat issue has a quick and easy fix. Check this ...

“This sounds obvious, but it’s true: A lot of people don’t have their thermostat set right,” says Bobby DiFulgentiz, director of product management for Lennox International. Double-check that the ...

Q: Since I retired, I've noticed our gas forced air furnace takes 4-5 hours to return the house temperature 5 degrees from setback. There are 8 perimeter heat outlets (ranch home) plus 3 in the ...

Alright HVAC experts, here's your chance to show off your diagnosis skills: We have a 2006 Lennox G50UHi furnace, and we replace the filters regularly, have it cleaned, etc. The only odd thing that we ...

It’s frustrating when a customer complains that their older, inefficient furnace did a better job heating their home than their new, high-efficiency furnace. Some common issues they mention are that ...