man with open furnace unit attempting to fix it while reading directions from a tablet - Gregorbister/Getty Images Whether you're wondering if you accidentally switched on air conditioning mode to ...

As temperatures drop, your furnace becomes the unsung hero keeping your home warm and comfortable. But like any hardworking appliance, it can run into trouble, especially after months of sitting idle.

Skipping the manufacturer's instructions during installation may result in a furnace that fails within six months or less. For example, heat exchangers can crack from improper venting, and gas valves ...

Ever had one of those winter mornings where the furnace seems to be working fine, but your house still feels like a walk-in freezer? It’s surprisingly common, and most people assume their furnace is ...

With the start of December now exactly a week away and the holidays just around the corner, attention in homes has well and truly turned to keeping cozy and comfortable. And, with heating more ...

Experts recommend turning on your furnace before freezing temperatures arrive to check for issues and help prevent major problems during winter. Signs your furnace may need replacement include being ...

Newly-manufactured indoor residential gas furnaces will have to be at least 95% efficient starting in late 2028 under a new rule issued by the U.S. Department of Energy (DOE). In an effort to save ...