Changing your HVAC system air filter regularly is one of the most important things you can do for its longevity, but paying attention to the MERV rating is key.

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 ...

According to the U.S. Environmental Protection Agency (EPA), “Americans, on average, spend approximately 90% of their time indoors, where the concentrations of some pollutants are often two-to-five ...