Regular car maintenance isn’t limited to fluid changes, tire pressure, and brake pads. Changing a car’s cabin and engine air filters can also increase the car’s longevity and the passengers’ comfort.

A cheap, do-it-yourself air purifier is powerful enough to effectively protect a home from free-floating flu and COVID-19 viruses, according to test results from the U.S. Environmental Protection ...

MONTANA - With the wildfires burning across Montana, there's a lot of smoke and haze floating around the Treasure State, which can make going outdoors unpleasant or uncomfortable. - So, what can you ...

Five MERV-13 filters, measuring 20 inches by 20 inches and 1 inch thick. $100 if you're in a rush, like me. ($50 if you buy in bulk). 20-inch window fan, $19. (Any will do — Use an old one to cut the ...