The furnace in your home should last for up to 20 years in most cases. But you might not be able to get that much life out of it if you don’t work to maintain it.

Generally speaking, you’ll want to leave most furnace maintenance up to the professionals. But you can ask them the question, “How often should I change my furnace filter?”, and make sure that you’re replacing your furnace filter on a regular basis.

Learn below about how long you should keep a furnace filter around before replacing it.

Furnace Filters Should Last for About Three Months on Average

The answer to the question, “How often should I change my furnace filter?”, is usually about three months. You shouldn’t have to replace most furnace filters any more often than that.

When it’s time to change a dirty air filter furnace, all you’ll need to do is take it out and put a new one in its place. It’s one of the simplest forms of furnace maintenance, and it’ll allow you to enjoy the rewards of using a clean vs. dirty furnace filter immediately.

You May Need to Replace Some Furnace Filters More Often

Most furnace filters are going to last for three months, but there will be some that will need to be replaced more often than that. You should look into whether your furnace filter should be replaced before the three-month mark.

If you have pets or if you allow smoking in your house, you’ll find yourself asking the question, “Why does my furnace filter get dirty so fast?”, all the time. It’ll be because your indoor air quality isn’t as good as it should be.

Choosing the Right Furnace Filter Is of the Utmost Importance

If you spot a single symptom of a dirty furnace filter in your home, you should look into replacing your furnace filter right away. You should also make sure that you purchase the best possible furnace filter for your home.

Visit and pick out the appropriate furnace filters for your home. Buy them in bulk, too, so that you always have them handy. It will put you in a position to replace your furnace filters any time you find yourself wondering, “Is my furnace filter dirty?”

Stop Asking “How Often Should I Change My Furnace Filter” and Do It

Now that you know the answer to the question, “How often should I change my furnace filter?”, you should make it your mission to replace your furnace filter as needed. The last thing that you want to do is let an old furnace filter linger.

A dirty furnace filter is going to have an impact on your home’s air quality. It’s also going to put a strain on your furnace and force you to have to replace it sooner than you may have anticipated.

Search for more tips on maintaining your home’s furnace in our other blog articles.

Emma Avery
I'm Emma Avery, the woman behind Pippalee. I’m a professional blogger with an interest in all things music-related. I aspire to help others find their best musical match by providing them with the best information possible! I was writing for over 21 years. And strives to provide you with the best content possible related to Musical Instruments. I love all things musical and am obsessed with anything that can make noise! I also really enjoy spending time outdoors in nature, playing sports, reading good books, and watching scary movies. Just hoping you enjoy reading what we have to say! I started this website in 2009. When I was a kid, my mom would take me to music lessons and we would buy all the sheet music there. That’s when it first dawned on me that not everyone has access to musical instruments This is where Pippalee comes in: and provides you with quality content about Musical Instruments so you can learn more about them and see which ones are right for you!