Q: I turned on my furnace for the first time this year, and it made the whole house smell musty. I checked the filter and found it caked with dust, so I replaced it with a new filter, and the indoor ...

How often should I swap out my furnace filter, and which types of furnace filters are best? A furnace filter removes dust, dander and other large particulates from the air in our homes when either the ...

Wintertime means indoor heating time for most climates, but does that mean you actually have to put more work into checking ...

Homeownership comes with what feels like a never-ending to-do list. One important task on that list is ensuring your heating and cooling system is properly maintained. You should be replacing your ...

The absolute best thing a homeowner can do to lengthen the life of a furnace is to regularly change furnace filters, area heating experts say. “Air filters need to be changed at least every three ...

Key Points Check thermostat settings, filters, and fuel supply first when your furnace blows cold air.Call an HVAC technician for issues like sensor failures, clogged burners, or duct leaks.Skipping ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Changing your home's air filter is a cheap, simple maintenance project that has a huge impact on a home's ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The great Mr. Fix-It, Lou Manfredini, joins ...