When the mercury rises outside, nailing down why your AC is not cooling becomes a top priority. There are eight common reasons why this happens, including dirty filters, and some of which you can fix ...

Check simple issues first like thermostat settings, dirty filters, or blocked vents. Look for leaks, blown capacitors, or electrical problems. Call an HVAC pro for anything complex or needing special ...

During the warmer months, a window air conditioner can help keep your room comfortable for work, sleep, and relaxation. However, sometimes, it can fail to work as expected and leave you scratching ...

Whether you have a gas furnace, a heat pump or something else, regular upkeep can save you money and keep your home's air cleaner. Andrew King is an award-winning journalist and copywriter from ...

While you may think your HVAC system is solely responsible for heating and cooling your home, the system is also used for maintaining pure indoor air quality. But, if an HVAC system is maintained ...

Mike De Socio is a CNET contributor who writes about energy, personal finance, electric vehicles and climate change. He's also the author of the nonfiction book, "Morally Straight: How the Fight for ...