How to Change Your Home Air Filters

Jessica Primeau • April 28, 2022

Changing the air filters in your home is a simple way to improve your indoor air quality. Not only will you breathe easier, but you may also notice that your allergies or asthma symptoms improve. Here are four easy steps to changing your air filters:

Change Your Air Filter In 4 Easy Steps

dirty air furnace filter replacement1. Find the air filter. In most homes, the air filter is located in the return air duct or near the furnace.

2. Remove the old air filter. Carefully remove the old air filter and dispose of it properly.

3. Choose the right replacement filter. There are many different types of air filters available. It’s important to use the correct size air filter – measurements are often listed on the side of the filter itself.

4. Install the new air filter. Simply insert the new air filter into the housing and make sure it is properly secured.

That’s it! By following these four easy steps, you can ensure that your home’s air quality is improved and your family is breathing easier.

Professional Air Duct Cleaning

When it comes to improving your home’s air quality, one of the best things you can do is have your air ducts professionally cleaned. This service removes all the dust, dirt, and other contaminants that have built up over time, leaving you with clean, fresh air to breathe. Health issues are often caused by breathing in dirty air, so by having your air ducts cleaned, you can help improve your overall health.

The team of licensed HVAC professionals at AAA know exactly how to take care of your air ducts and can have them cleaned in no time. Contact us today to schedule an appointment!

< Older Post Newer Post >
AAA Home Services electrician installing a ceiling fixture in a home

Small Electrical Jobs Worth Calling an Electrician For

By AAA Home Services Team • September 26, 2026
From GFCI outlets to ceiling fans, small electrical jobs in O'Fallon homes add up to real safety. Here's what's worth calling a licensed electrician for.

Sump Pumps Don't Last Forever. Fall Is the Right Time to Find Out Where Yours Stands.

By AAA Home Services Team • September 24, 2026
Sump pump failing signs, testing steps, and lifespan facts for St. Charles County homeowners. Fall is the time to check, before spring flooding season.
AAA technician discussing an appliance repair with a homeowner in a kitchen

The Fix for a Refrigerator That Runs Loud at 2am

By AAA Home Services Team • September 21, 2026
A loud refrigerator at night usually has a fixable cause. Lake St. Louis homeowners, here's what's making the noise and when to call for appliance repair.
AAA Home Services electrician installing a ceiling fixture in a home

Before You Call an Electrician, Here's What to Expect from Start to Finish

By AAA Home Services Team • September 19, 2026
Not sure what happens when an electrician shows up? O'Fallon MO homeowners, here's an honest look at the process from diagnostic to final invoice.
Show More