Heat pumps are now America's most popular heating appliance to install, with over 5 million new units sold in the U.S. in 2024 — 21% more than gas furnaces in second place. HGTV's Mike Holmes ...

These water heaters are far more energy-efficient than conventional options. We put 10 models to the test. By Yasmeen Khan Heat pump water heaters have been around for decades, but it’s only recently ...