First off, you can’t expect something as complex as a furnace to last forever. Says Tim David, owner of Airlucent, an HVAC ...

Furnace control board replacement cost typically ranges from $50 to $900, though most homeowners spend an average of $500. The cost to replace a control board depends on local labor rates, inspection ...

If you need to purchase a gas-burning forced-air furnace but aren't sure how they work, here's what you need to know.

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 ...