Key Takeaways Heat pumps run on electricity and furnaces run on fossil fuels, natural gas, propane, or oil.Our experts say there's no clear answer for which type is more energy efficient.Location ...

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 ...

If you’ve spent any time furnace shopping, you’ve probably already run head first into the shocking number of furnace brands and models available. It can be difficult for the average homeowner to tell ...