A federal court has upheld the Department of Energy’s furnace efficiency rule, requiring all new residential furnaces ...

The concept of the “high-efficiency furnace” in popular consciousness dates back to the 1980s. That’s when the National Appliance Energy Conservation Act of 1987 required all new furnaces be 78 ...

Natural gas is one of the most economical sources of energy for home heating. That’s why, according to the Natural Gas Supply Association’s naturalgas.org, 62 million homes (56 percent of the U.S.

Dear Jim: With natural gas prices so high now, I think I should replace my old furnace even though it still works. I want the most efficient design to save money and reduce pollution. What models ...

To help narrow the field, Elizabeth Shavers, general manager of HVAC and Plumbing at Oncourse Home Solutions, and Cassie ...

A divided panel of judges rejected industry groups' arguments that the Biden-era standards violated federal law.

When Jack Schniepp’s furnace began to fail this winter in his two-story Bend home, he and his wife decided they’d tear it out and replace it with a heat pump. “We wanted to do it for climate-related ...

Dear EarthTalk: Is it true that gas furnaces cost less to run and burn cleaner than their oil counterparts? If I make the switch, how long should I expect it to take for me to pay back my initial ...

Natural gas furnaces are the most economical home heating devices — cheaper to operate than electric furnaces or baseboard heaters, heat pumps, geothermal or biomass. But energy use still can vary.