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 ...

When you want to keep your home's heating and cooling system running smoothly, one of the best steps you can take is cleaning ...

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Changing a furnace filter regularly will improve your heating in the winter and your air conditioning in the summer.

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 ...

A man kneels while pulling a dirty filter out of a furnace - Backyardproduction/Getty Images Changing your furnace filter is one of those home maintenance chores that's easy to forget until you've got ...

The main job of a furnace filter is to keep big stuff from getting in to the furnace heat exchanger or the air conditioner air coil and clogging things up with dust, pet hair, Barbie doll heads, and ...

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 ...

If you notice a funny burn smell when the heat turns on, it may be a sign that your furnace needs maintenance. It could be something as minor as a dirty filter, but it could also be a serious problem ...

Furnace air filter sizes vary and are usually expressed in three numbers: depth, width, and length. For instance, 16x24x1 is a typical size, with 16 inches for width, 24 inches for length, and 1 inch ...